
Radar systems are tools that use waves—usually radio or microwaves—to detect the location, speed, and shape of objects. RADAR stands for Radio Detecti
Video Duration: 1 minute and 21 secondsMIDDLE SCHOOL
Physical Science

Radar systems are tools that use waves—usually radio or microwaves—to detect the location, speed, and shape of objects. RADAR stands for Radio Detecti
Video Duration: 1 minute and 21 seconds
Sonar, which stands for Sound Navigation and Ranging, is a technology that uses sound waves to detect and locate objects underwater. It works by sendi
Video Duration: 1 minute and 22 seconds
Signals help carry information over distances, whether through sound, light, or electronic devices. There are two main types: analog and digital. Anal
Video Duration: 1 minute and 18 seconds
Communication technologies use the science of waves to send, receive, and store information. From smartphones to satellites, these technologies depend
Video Duration: 1 minute and 15 seconds
Medical imaging is the use of technology to create pictures of the inside of the human body without surgery. It helps doctors diagnose and treat illne
Video Duration: 1 minute and 26 seconds
Fiber optics is a technology that uses thin strands of glass or plastic to transmit light signals over long distances. These light signals carry infor
Video Duration: 1 minute and 26 seconds
Seismology is the scientific study of earthquakes and the energy waves they produce. Scientists called seismologists use tools like seismographs to de
Video Duration: 1 minute and 29 seconds
Noise-canceling technologies help reduce or block unwanted sound by using the science of waves—especially how sound waves interact. These technologies
Video Duration: 1 minute and 28 seconds
Waves aren’t just for the beach—they are powerful tools for sending information. Whether it’s hearing someone’s voice through a phone or seeing pictur
Video Duration: 1 minute and 25 seconds
Radio waves are a type of electromagnetic wave that carry signals through the air without using wires. These waves travel at the speed of light and ca
Video Duration: 1 minute and 16 seconds
Infrared waves are a type of electromagnetic wave that carries energy and travels in invisible rays. We cannot see them with our eyes, but we can feel
Video Duration: 1 minute and 12 seconds