Particle Motion
Particle Motion - Related Videos
01:22
Motion Of A Charged Particle In A Magnetic Field
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2023
A charged particle experiences a force when moving through a magnetic field. Consider the field to be uniform and the charged particle to move perpendicular to it. If the field is in a vacuum, the magnetic field is the dominant factor determining the motion. Since the magnetic force is perpendicular to the direction of motion, a charged particle follows a curved path. The particle continues to follow this curved path until it forms a complete circle. Another way to look at this is that the...
10:12
Newton's Laws of Motion
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2023
Source: Andrew Duffy, PhD, Department of Physics, Boston University, Boston, MA This experiment examines at various situations involving two interacting objects. First, the experiment examines the forces that two objects apply to one another while they collide. The objects are wheeled carts that have variable masses. The purpose of this experiment is to discover when the force the first cart exerts on the other is the same magnitude as the force the second cart exerts back on the first, as well...
11:51
Visually Based Characterization of the Incipient Particle Motion in Regular Substrates: From Laminar to Turbulent Conditions
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Cited by 3 •
2018
Two different methods for characterizing the incipient particle motion of a single bead as a function of the sediment bed geometry from laminar to turbulent flow are presented.
11:41
Kinematics and Projectile Motion
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2023
Source: Ketron Mitchell-Wynne, PhD, Asantha Cooray, PhD, Department of Physics & Astronomy, School of Physical Sciences, University of California, Irvine, CA This experiment demonstrates the kinematics of motion in 1 and 2 dimensions. This lab will begin by studying motion in 1 dimension, under constant acceleration, by launching a projectile directly upward and measuring the maximum height reached. This lab will verify that the maximum height reached is consistent with the kinematic...
06:03
Motion-induced Blindness
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2023
Source: Laboratory of Jonathan Flombaum—Johns Hopkins University One thing becomes very salient after basic exposure to the science of visual perception and sensation: what people see is a creation of the brain. As a result people may fail to see things, see things that are not there, or see things in a distorted way. To distinguish between physical reality and what people perceive, scientists use the term awareness to refer to what people perceive. To study awareness, vision scientists often...
FAQs
Temperature changes average kinetic energy, so increasing temperature corresponds to greater average particle motion. More energetic particles can transfer energy during collisions, helping explain why temperature is linked to changes in chemical behavior. In chemistry, this relationship provides a molecular-scale interpretation of thermal conditions rather than treating temperature as only a bulk measurement.
Collisions do more than change direction: they transfer energy and can enable chemical interactions. Their role connects microscopic encounters with reaction rates, because the way particles move influences how interactions occur. Examining collisions therefore helps researchers relate molecular behavior to observed changes in a reacting chemical system.
These modes describe distinct contributions to microscopic behavior: particles can move from place to place, rotate, or vibrate. Considering all three prevents chemical analysis from reducing motion to simple travel through space. The distinction helps relate thermal energy to the varied ways atoms, molecules, and ions behave within chemical systems.
Phase transitions can be interpreted by tracking how microscopic motion changes as matter gains or loses thermal energy. Because thermal energy is associated with particle motion, shifts in that motion provide a molecular-scale way to understand changes between phases. This perspective connects an observable change in matter with underlying chemical behavior.
Particle motion provides a framework for interpreting diffusion, gas pressure, viscosity, phase transitions, and reaction rates. These links allow researchers to connect microscopic movement and collisions with bulk observations. The approach is valuable because it translates molecular-scale behavior into properties that can be measured in chemical systems.
Its relevance extends across solution chemistry, materials science, and chemical engineering. In solution chemistry, it helps frame behavior at the molecular scale; in materials science and engineering, it supports connections between microscopic motion and observable material or process behavior. Thus, the concept serves as a shared framework across multiple chemical research settings.