Name: building stone uses and rock types
Uploaded: 2024-09-12T16:16:25.000Z
Duration: 1 min 30 s
Channel: JoVE

K12 Standards

Alabama Course of Study Science

9-12

Earth and Space Science

Earth's Systems

9-12.ESS.2.4

Types of Building Stone

يتم الحصول على أحجار البناء عن طريق استخراج الصخور من رواسب الصخور الطبيعية وتشكيلها في الأشكال والأبعاد المحددة اللازمة لأغراض البناء.
تصنف الأحجار إلى صخور نارية ورسوبية ومتحولة ، كل منها يتشكل بشكل مختلف.
تتشكل الصخور النارية من الصهارة الصلبة أو الحمم البركانية - تتشكل الصخور الرسوبية عن طريق تراكم الرواسب التي يتم ضغطها بواسطة الماء أو الرواسب العلوية.
تنشأ الصخور المتحولة إما على شكل صخور نارية أو رسوبية ، ولكن بسبب تأثير الحرارة والضغط ، فإنها تغير خصائصها.
أحجار البناء المختلفة ، مثل الجرانيت ، مناسبة لأجزاء المباني المعرضة للعوامل الجوية الشديدة.
يتوفر الحجر الجيري والحجر الرملي بأشكال طبقية أو متجانسة بشدة ويستخدمان في عتبات النوافذ والعتبات.
الأردواز ، الذي ينقسم بسهولة إلى صفائح ، مفيد للتسقيف والرصف.
يمكن تلميع الرخام ونحته بسهولة واستخدامه لألواح الجدران وواجهات الأعمدة ومقاعد النوافذ والأرضيات.
الكوارتز هو حجر بناء يستخدم كحصى وركام في البناء الخرساني.
تشمل الأنواع الأخرى من الحجر الجيري المزخرف ، والمرمر ، والحجر الأخضر ، والشست ، والسربنتين ، والحجر الأملس.

أنواع أحجار البناء

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أحجار البناء، وهي مواد أساسية للبناء، يتم استخراجها من رواسب الصخور الطبيعية ومعالجتها إلى أشكال وأبعاد محددة مناسبة لتطبيقات البناء المختلفة. يتم تصنيف هذه الأحجار على نطاق واسع إلى ثلاثة أنواع بناءً على تكوينها الجيولوجي: النارية والرسوبية والمتحولة.

تتكون الصخور النارية من تصلب الصهارة أو الحمم البركانية. ومن الأمثلة على ذلك الجرانيت، المعروف بصلابته ومقاومته للعوامل الجوية، مما يجعله مثاليًا لأجزاء المباني المعرضة لظروف الطقس القاسية.

تتطور الصخور الرسوبية من خلال تراكم الرواسب. يتم ضغط هذه الرواسب بمرور الوقت بواسطة الماء أو الرواسب الموجودة فوقها. تشمل الأنواع الشائعة الحجر الجيري والحجر الرملي، والتي تتنوع من الأشكال شديدة التقسيم إلى أشكال متجانسة. غالبًا ما تستخدم هذه الأحجار للعناصر الزخرفية، مثل عتبات النوافذ والعتبات، نظرًا لسهولة معالجتها وخصائصها الجمالية.

الصخور المتحولة هي في الأصل نارية أو رسوبية ولكنها غيرت خصائصها بسبب الحرارة والضغط الشديدين. تشمل الأمثلة الأردواز، الذي ينقسم بسهولة إلى صفائح، مما يجعله مناسبًا للأسقف والأرصفة وتغطية الجدران. الرخام، وهو صخر متحول آخر، مفضل لقدرته على الصقل والنحت، ويستخدم في التشطيبات الراقية مثل ألواح الجدران وواجهات الأعمدة وكراسي النوافذ والأرضيات.

الكوارتزيت، الذي يستخدم غالبًا كحصى أو مجمع في الخرسانة، والترافرتين، وهو شكل من أشكال الحجر الجيري المترسب بواسطة الينابيع المعدنية، جدير بالملاحظة أيضًا. يتم تجميع أحجار أخرى أقل شيوعًا مثل المرمر والحجر الأخضر والشيست والسربنتين وحجر الصابون معًا لخصائصها الفريدة واستخدامها في تطبيقات متخصصة. يوفر كل نوع من أنواع أحجار البناء خصائص فريدة تجعله مناسبًا لاستخدامات محددة في البناء، من المكونات الهيكلية إلى التفاصيل الزخرفية.

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يتم الحصول على أحجار البناء عن طريق استخراج الصخور من رواسب الصخور الطبيعية وتشكيلها في الأشكال والأبعاد المحددة اللازمة لبناء ...

Education

JoVE Core

Civil Engineering

الهندسة المدنية

Unit 1

الوحدة الأولى

Masonry Materials

KEY TERMS AND CONCEPTS

المصطلحات والمفاهيم الأساسية

building stone uses and rock types

Building stone is a natural construction material cut from rock deposits and shaped into the sizes needed for building work. It is grouped into three main rock types: igneous, sedimentary, and metamorphic. Each group has different properties that make it useful for specific parts of a structure.

Igneous rocks form when magma or lava cools and solidifies. Granite is a common example. It is durable and resists weathering, so it works well in parts of buildings that face severe weather.

Sedimentary rocks form as sediments build up and are pressed together by water or by layers of material above them. Limestone and sandstone are common examples. They can range from strongly layered to more uniform, and they are often chosen for decorative details such as windowsills and lintels because they are easier to work with and look attractive.

Metamorphic rocks begin as igneous or sedimentary rocks and then change under intense heat and pressure. Slate splits easily into sheets, which makes it useful for roofing, paving, and wall facing. Marble can be polished and carved, so it is often used for wall panels, column facings, window stools, and flooring. Quartzite is often used as gravel or aggregate in concrete, while travertine is a type of limestone formed by mineral springs.

Some other stones are used in more specialized ways. These include alabaster, greenstone, schist, serpentine, and soapstone. Together, these building stones show how geology shapes both the strength and the appearance of construction materials.

Building Stone Uses and Rock Types

masonry

Masonry Materials and Structural Uses

Masonry uses stone and man-made units such as bricks, clay tiles, terra cotta, and concrete blocks to build structures. These units can form walls, floors, and arches. Masonry is valued for strength, durability, and a wide range of visual finishes. The units are laid in rows called coursing. Mortar, a mix of water, cement, and sand, binds the units together. Building with masonry is hands-on and can be done with basic tools. A trowel applies mortar, a hammer helps adjust placement, and levels...

mortar

Mortar in Masonry: Strength and Finish

Mortar is a key construction material used to bind masonry units together. It is made from Portland cement, hydrated lime, sand, and water. In walls, it fills gaps between units and helps spread weight more evenly across the structure. That reduces weak spots and supports a stronger build. Mortar also protects masonry from outside conditions. It acts as a barrier against water and wind, which helps safeguard the inside of the structure. It can also help correct surface irregularities in...

mortar properties

How Mortar Performance Is Measured

Mortar performance is measured by several key properties that matter in masonry work. These include workability, water retention, bond strength, durability, compressive strength, volume change, and appearance. Together, these properties help determine how well mortar can be placed, bonded, and finished. Workability is the ability of mortar to be applied and moved easily. Good workability means the mortar spreads smoothly and does not sag or fall off the surface. This helps masonry units stay...

bricks

How Bricks Are Made and Fired

Bricks are made from fired clay and come in many shapes, sizes, and colors. They are a basic building material used in construction. The brickmaking process begins with local clay or shale, which is crushed, ground, and screened to make a fine material. Next, the refined clay is mixed with water to form a workable mass. That mixture can be shaped in three main ways: soft mud, dry press, or stiff mud. Soft mud bricks are made in molds with high moisture content. They may be water-struck or...

brick sizes

Brick Sizes and Modular Masonry

Brick sizes are important in construction because they affect both the look of a building and its structural strength. Bricks are measured by three dimensions: width, thickness, and length. Builders often design them to fit modular measurements, usually in multiples of 4 inches or 8 inches in width, so they work well with other building materials. Most bricks are modular bricks. These bricks are sized to include the mortar joint, which is the layer of mortar that bonds masonry units together.

brick classifications

Types of Bricks in Construction

Bricks used in construction are grouped by where they are used and by their structure. The main types include facing bricks, building bricks, hollow bricks, paving bricks, and firebricks. These categories show how one material can serve different jobs in a structure. Facing bricks, also called face bricks, are used where both strength and appearance matter. They form the visible surface of a wall, so their look is important. Building bricks are usually placed in hidden parts of a structure,...

brick durability, strength, and appearance

How Brick Quality Affects Masonry Performance

Brick quality affects how masonry holds up, looks, and performs over time. Durability, strength, and appearance are all used to judge which bricks fit a specific job. These features help builders choose bricks for walls, facades, and other construction uses. Durability is closely tied to freeze-thaw action. In freeze-thaw, water absorbed by a brick expands when it freezes. That expansion can damage the brick, especially if the water melts and refreezes. Bricks are graded for durability as SW,...

brick masonry

Brick Wall Bonds and Wythes

Brick masonry is built from individual bricks set in mortar to form walls. A key unit in this system is the wythe, which is a vertical layer of bricks one brick thick. Inside a wythe, bricks can be arranged in different courses, or rows, to build the wall. The most common course is the stretcher course. In this pattern, each brick lies with its long edge horizontal and its face parallel to the wall. Thicker walls are made by joining multiple wythes together. Builders use headers, which are...

brick cutting techniques

Brick Cuts for Fitting Wall Spaces

Brick cuts help fit bricks into small spaces in a wall. A mason uses a hammer with a chisel-pointed end for basic shaping. The mason strikes the brick with sharp, precise blows. For more exact cuts, a power saw with a water-cooled diamond blade is used. Cut bricks are also named by size. A half-bat is a brick cut to half its original length. A three-fourth bat is cut to three-fourths of its length. These cut pieces help fill gaps and keep the wall pattern aligned. Some cuts are made for...

mortar joints in brick masonry

Mortar Joint Profiles and Brick Finishing

Mortar joints hold brick masonry together and help give the wall strength. They fill the spaces between bricks and support the finished structure. Joint thickness can vary from less than one-fourth inch to more than half an inch, depending on the need and the application. As the mortar starts to harden, workers tool the joints. Tooling means compacting and shaping the mortar. This step improves the look of the brickwork and helps it stand up better to bad weather. Brick masonry can be...

spanning openings in brick walls

Brick Wall Supports for Doors and Windows

Brick wall supports help keep openings for doors and windows stable. These supports hold up the weight of the wall above the opening. The main options are lintels, corbels, and arches. Lintels are the main support used to span an opening. They can be made from reinforced concrete, steel-reinforced brick masonry, or simple steel angles. Lintels are usually easy to install and are often hidden inside the brickwork, so they are not visible in the finished wall. Corbels provide only limited...

reinforced brick masonry

Steel-Reinforced Brick Wall Construction

Steel-reinforced brick wall construction uses steel bars and grout to make masonry walls stronger. The steel can be placed inside the hollow cores of bricks or between two layers of masonry called wythes. Grout, a fluid mix of Portland cement, aggregate, and water, holds the steel and brick together. Deformed steel reinforcement bars are set in the collar joints or in the hollow cores of the bricks. The system includes both vertical and horizontal steel bars. Vertical bars must be at least...

types of building stone

Building stone is a natural construction material cut from rock deposits and shaped into the sizes needed for building work. It is grouped into three main rock types: igneous, sedimentary, and metamorphic. Each group has different properties that make it useful for specific parts of a structure. Igneous rocks form when magma or lava cools and solidifies. Granite is a common example. It is durable and resists weathering, so it works well in parts of buildings that face severe weather. <br...

quarrying of stone

Stone Extraction and Block Shaping

Stone extraction and block shaping begin in a quarry, where large blocks are removed safely and efficiently. Quarry workers may use controlled explosions, but they also use precise cutting and drilling methods. The goal is to separate stone from the rock face without damaging the material. One common method uses a diamond belt saw to make a vertical cut in the quarry face. The blocks can be very large, sometimes about 50 feet long and 12 feet high. After the cut, workers drill at the base of...

stone masonry

Stone Masonry Types and Jointing

Stone masonry is a building method that uses individual stones to form structures. It is usually divided into two main categories: rubble masonry and ashlar masonry. Rubble masonry uses uneven, naturally shaped stones. These may be river rocks or fragments from quarries. A mason often has to choose each stone carefully and may shape it to fit the space, even when the stones differ in size and form. Ashlar masonry uses stones that are cut into square or rectangular shapes. This type creates...

manufacture of concrete masonry units

Concrete Block Curing and Block Types

Concrete masonry units are made by mixing stiff concrete from Portland cement, aggregates, and water. The mix is placed into metal molds and vibrated so it settles evenly and does not separate. The wet blocks are then removed from the molds and set on racks. After molding, the blocks are moved to curing. Curing can happen in a steam kiln, where the blocks are steam cured, or in an autoclave, where high-pressure steam curing is used. This step helps the blocks gain the hardness and durability...

laying concrete masonry

Building a Concrete Block Wall

Building a concrete block wall starts with careful base preparation, mortar placement, and block alignment. The area where the wall will be built is cleaned first. Then mortar is spread where the first row of concrete blocks will sit. The first blocks are often set at a corner to mark the wall boundaries. Mortar is placed on the face shells of the blocks, which are the outward-facing surfaces. It is also applied at the ends of each block. This helps form the vertical joints between blocks and...

steel manufacturing

From Iron Ore to Shaped Steel

Steel manufacturing turns iron ore into steel through several controlled stages. It starts in a blast furnace, where iron ore is layered with coke and crushed limestone. The coke is a fuel, and the limestone helps remove unwanted material from the molten metal. Air is blasted into the furnace, and the coke ignites. This produces carbon monoxide, which reduces the iron ore to pure iron. As the iron melts, limestone forms slag. Slag traps impurities such as silica, phosphorus, and alumina. The...

structural steel products

How Structural Steel Shapes Are Made

Structural steel shapes are made in a structural mill. The process starts with a beam blank. The steel is reheated and then sent through a series of rollers that gradually form it into its final shape. The spacing between the rollers can be changed to make different sections with the same nominal dimensions. After shaping, the steel leaves the mill as a continuous length. A hot saw then cuts it into manageable pieces. The cut pieces are cooled and passed through another set of rollers. These...

steel fastening techniques

How Steel Sections Are Joined

Steel sections are joined with rivets, bolts, or welding. Each method fits different structural needs and working conditions. These fastening techniques help assemble strong steel structures in practical ways. Riveting uses cylindrical steel fasteners with a specially designed head. The rivets are heated until white-hot and then placed through pre-drilled holes in the steel sections. A pneumatic hammer shapes the exposed end into a second head, which locks the pieces together. Bolting is...

mechanical characteristics of steel

Testing Steel for Strength and Toughness

Steel is tested for strength, toughness, and flexibility using several standard mechanical tests. These tests help show how steel will behave in real use. They also help engineers choose steel for the right job. A tension test measures tensile strength. In this test, a steel specimen is pulled in a gripping device until it breaks. The results are used to draw a stress-strain curve. That curve shows the proportional limit, yield point, ultimate strength, and the point of rupture. A torsion...

key terms and concepts

Learn how igneous, sedimentary, and metamorphic building stones are used in construction, from granite and sandstone to slate, marble, and quartzite.

Building Stone Uses and Rock Types | JoVE K12

JoVE Core Civil Engineering provides a foundational exploration of essential construction materials in civil engineering, focusing on bricks, stones, steel, wood, and concrete through easy-to-understand animated videos. This collection covers the properties, manufacturing processes, and practical applications of these materials. Additionally, the accompanied science-in-action videos demonstrate the research experiments performed in laboratories.

civil engineering

9-12.ESS.2.4.c

physical-properties-of-minerals-i-crystals-and-cleavage

Physical Properties Of Minerals I: Crystals and Cleavage

Source: Laboratory of Alan Lester - University of Colorado Boulder
The physical properties of minerals comprise various measurable and discernible ...

physical-properties-of-minerals-ii-polymineralic-analysis

Physical Properties Of Minerals II: Polymineralic Analysis

Source: Laboratory of Alan Lester - University of Colorado Boulder
The physical properties of minerals include various measurable and discernible ...

Building stones are sourced by extracting rock from natural rock deposits and shaping it into the specific forms and dimensions needed for building ...

4. Obtain, evaluate, and communicate information about the geologic conditions and processes that form different Earth materials.

Igneous Intrusive Rock

Source: Laboratory of Alan Lester - University of Colorado Boulder
Igneous rocks are products of the cooling and crystallization of high temperature ...

Igneous Volcanic Rock

Source: Laboratory of Alan Lester - University of Colorado Boulder
Igneous rocks are the products of cooling and crystallization of magma. Volcanic rocks ...

Quarrying of Stone

Quarrying involves the meticulous extraction of stone from a quarry by either using controlled explosions or precision cutting techniques to remove the ...

a. Plan and carry out investigations to explore the processes that form plutonic (intrusive) and volcanic (extrusive) igneous rocks of differing compositions and textures. Example: Conduct a crystallization experiment to determine how speed of cooling affects crystal size.

9-12.ESS.2.4.a

Acid Attack on Concrete

Acids interacting with concrete dissolve the hydrated cement paste, leading to a softened and structurally weakened material.
Acidity breaks down the ...

Abrasion Resistance of Concrete

Concrete abrasion can occur from vehicular wear on surfaces or abrasive solids in water, which erodes canal linings.
The shot-blast test evaluates ...

turbidity-and-total-solids-in-surface-water

Turbidity and Total Solids in Surface Water

Source: Laboratories of Margaret Workman and Kimberly Frye - Depaul University
Turbidity and total solids are related measurements addressing clarity of ...

b. Analyze and interpret data to explain the effects of mechanical and chemical weathering and erosion on Earth's materials by wind, water, ice, and gravity.

9-12.ESS.2.4.b

Making a Geologic Cross Section

Source: Laboratory of Alan Lester - University of Colorado Boulder
Geologic maps were first made and utilized in Europe, in the mid-to-late 18th century. ...

c. Construct an explanation using evidence from experiments, models, or data of the processes that create and transform igneous, sedimentary, and metamorphic rocks.

Pore Size Distribution

Capillary pores are considerably larger than gel pores, and various pore sizes exist within the hardened cement paste.
In conditions of partial hydration, ...

determination-of-moisture-content-in-soil

Determination of Moisture Content in Soil

Source: Laboratories of Dr. Ian Pepper and Dr. Charles Gerba - The University of Arizona
Demonstrating Author: Bradley Schmitz
Soils normally contain a ...

non-destructive-tests-for-concrete-strength

Non-destructive Tests for Concrete Strength

Non-destructive tests, such as the rebound hammer test and penetration resistance test, can be used to determine the strength of concrete in an existing ...

d. Plan and conduct an investigation on water's effect on surface and subsurface processes. Examples: Use particles of varying sizes to determine how the speed of water impacts particle distribution. Use the porosity and permeability of particles of various sizes to determine how the size and sorting of particles affects water movement.

9-12.ESS.2.4.d

gis-software-hardware-and-sources-of-gis-data

GIS Software, Hardware, and Sources of GIS Data

A Geographic Information System (GIS) combines specialized software and hardware to effectively manage, analyze, and present spatial and related data. GIS ...

Manipulation and Analysis

GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting ...

Using GIS to Investigate Urban Forestry

Source: Laboratories of Margaret Workman and Kimberly Frye - Depaul University
Urban forests broadly include urban parks, street trees, landscaped ...

e. Obtain and communicate information about significant geologic characteristics in Alabama and the southeastern United States. Examples: types of rocks, caves, sinkholes, minerals, energy resources

9-12.ESS.2.4.e

The Fossil Record

The fossil record documents only a small fraction of all organisms that have ever inhabited Earth. Fossilization is a rare process, and most organisms ...

The Evidence for Evolution

Genetic variations accumulating within populations over generations give rise to biological evolution. Evolutionary changes can result in the formation of ...

5. Obtain, evaluate, and communicate information about major events in Earth's history.

9-12.ESS.2.5

Radioactive Decay and Radiometric Dating

Radioactivity is a spontaneous disintegration of an unstable nuclide and is a random process, as all the nuclei in the sample do not decay simultaneously. ...

Isotopes

Elements have a set number of protons that determines their atomic number (Z). For example, all atoms with eight protons are oxygen; however, the number ...

a. Analyze and interpret data to sequence events in Earth's history, including relative and absolute dating techniques, principles of superposition and crosscutting relationships, igneous intrusions, radiometric dating, and the fossil record.

9-12.ESS.2.5.a

Extinction

The History of Life on Earth
Fossils of organisms that were different from anything alive today had been documented as early as the 17th century, but it ...

b. Construct an explanation based on evidence of how catastrophic and long-term events have impacted life on Earth, including mass extinctions.

9-12.ESS.2.5.b

The Colonization of Land

Changes in the environment of the early Earth drove the evolution of organisms. As prokaryotic organisms in the oceans began to photosynthesize, they ...

The Carbon Cycle

Carbon is the basis of all organic matter on Earth, and is recycled through the ecosystem in two primary processes: one in which carbon is exchanged among ...

What is Photosynthesis?

Photosynthesis is a multipart, biochemical process that occurs in plants as well as in some bacteria. It captures carbon dioxide and solar energy to ...

c. Construct explanations from evidence of how the flow of energy through Earth's systems has changed over time. Example: Earth's oxygen level was lowest during the Cryptozoic Eon (Precambrian) and highest in the Carboniferous.

9-12.ESS.2.5.c

an-overview-of-bgdgt-biomarker-analysis-for-paleoclimatology

An Overview of bGDGT Biomarker Analysis for Paleoclimatology

Source: Laboratory of Jeff Salacup&#160;- University of Massachusetts Amherst
Throughout this series of videos, natural samples were extracted and ...

an-overview-of-alkenone-biomarker-analysis-for-paleothermometry

An Overview of Alkenone Biomarker Analysis for Paleothermometry

d. Obtain, evaluate, and communicate information about important tectonic and geologic events that have occurred in Alabama over geologic time. Examples: geologic ages and types of rocks, fluctuations in sea levels, temperature changes

9-12.ESS.2.5.d

determining-spatial-orientation-rock-layers-with-brunton

Determining Spatial Orientation of Rock Layers with the Brunton Compass

Source: Laboratory of Alan Lester - University of Colorado Boulder
Most rock units exhibit some form of planar surfaces or linear features. Examples ...

Properties of Transition Metals

Transition metals are defined as those elements that have partially filled d orbitals. As shown in Figure 1, the d-block elements in groups 3&#8211;12 are ...

6. Obtain, evaluate, and communicate information about the theory of plate tectonics.

9-12.ESS.2.6

a. Construct an evidence-based explanation of continental drift, basing conclusions on comparisons of coastlines, fossils, ages of rocks, climate, and magnetic patterns.

9-12.ESS.2.6.a

b. Construct an explanation, based on evidence, of tectonic plate movement, types of plate boundaries, and how boundary type relates to specific tectonic features, including mountain ranges, earthquakes, volcanism, volcanic islands, hotspots, mid-ocean ridges, and faults.

9-12.ESS.2.6.b

c. Develop and interpret a model of Earth's internal structure and composition, including inner core, outer core, asthenosphere, lithosphere, mantle, and crust.

9-12.ESS.2.6.c

d. Analyze data to interpret seismic activity and assess the risk of volcanic eruptions and earthquakes in Alabama and other areas in the United States.

9-12.ESS.2.6.d

applications-of-gis-disaster-management-and-emergency-response

Applications of GIS: Disaster Management and Emergency Response

Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical ...

Coordinates and Map Projections

Coordinates and map projections are essential tools in accurately representing the Earth's surface for various applications, ranging from navigation to ...

Mechanisms of Heat Transfer I

Just as interesting as the effects of heat transfer on a system are the methods by which the heat transfer occur. Whenever there is a temperature ...

Mechanisms of Heat Transfer II

In convection, thermal energy is carried by the large-scale flow of matter. Ocean currents and large-scale atmospheric circulation, which result from the ...

Heat Flow and Specific Heat

Heat is a type of energy transfer that is caused by a temperature difference, and it can change the temperature of an object. Since heat is a form of ...

conduction-convection-and-radiation-problem-solving

Conduction, Convection and Radiation: Problem Solving

There are three methods by which heat transfer can take place: conduction, convection, and radiation. Each method has unique and interesting ...

The Water Cycle

The Earth&rsquo;s hydrosphere includes all of the areas where the storage and movement of water occurs. Since water is the basis of all living processes, ...

phase-transitions-vaporization-and-condensation

Phase Transitions: Vaporization and Condensation

The physical form of a substance changes on changing its temperature. For example, raising the temperature of a liquid causes the liquid to vaporize ...

7. Obtain, evaluate, and communicate information about the role of energy transfer in wind, precipitation, cloud formation, and front formation.

9-12.ESS.2.7

Building Stone Uses and Rock Types

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