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Physics Videos (46 results)

Physics is the study of matter — what is it made of? How does it behave? What laws or equations describe it? From subatomic particles, to the Big Bang, modern physicists study matter at a tremendous range of scales. There's a whole lot of interesting physics at the human scale, too.
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Unsure of what the steps of the scientific method are? Not sure how to apply the scientific method? Watch how we use the scientific method to explore the science of popping boba – fun juice filled balls that pop in your mouth. You can find more information about each step of the scientific method at https://www.sciencebuddies.org/science-fair-projects/science-fair/steps-of-the-scientific-method?ytid=Xxm_beTs2LU&ytsrc=description Science Buddies also hosts a library of instructions for over…
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You probably know that light travels in straight lines. So, how can you guide a light beam through a maze and around obstacles to a target? You can use mirrors to do that! As light bounces off of reflective surfaces, you can redirect a light beam to wherever you need to if you place the mirrors correctly. Can you solve the mirror maze challenge shown in this video? Written instructions as well as free maze and target templates are available on our website at…
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Have you ever wondered what makes a paper plane fly? Some paper planes clearly fly better than others. But why is this? In this activity, you will explore how changing the forces that act on a plane will affect its flight. So, get ready to start folding! Written instructions are available on our website at https://www.sciencebuddies.org/stem-activities/paper-airplanes-aerodynamics?ytid=6fLh8eswOn0&ytsrc=description Science Buddies also hosts a library of instructions for over 1,000 other…
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How can you use sun paper, also called nature print paper or photosensitive paper, for a science project? Check out our website for written instructions and to learn what this project has to do with the process for making microchips: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Phys_p127/physics/sun-print-best-time?ytid=0QQAU5gB0fI&ytsrc=description Science Buddies also hosts a library of instructions for over 1,500 other hands-on science projects, lesson plans, and fun…
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Instructions and materials for these science and engineering projects for 6th, 7th, and 8th grade are available on our website: 1. Balloon Car: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Phys_p099/physics/balloon-powered-car-challenge?ytid=RnTZ6b8YmHI&ytsrc=description 2. Infinity Mirror: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Elec_p080/electricity-electronics/build-an-infinity-mirror?ytid=RnTZ6b8YmHI&ytsrc=description 3. Wind Turbine:…
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Materials and instructions for each project: 1 https://www.sciencebuddies.org/science-fair-projects/project-ideas/Elec_p104/electricity-electronics/magnetic-pet-door?ytid=9WPUOhPCDzQ&ytsrc=description 2 https://www.sciencebuddies.org/science-fair-projects/project-ideas/Elec_p088/electricity-electronics/build-a-circuit-to-detect-ripe-produce?ytid=9WPUOhPCDzQ&ytsrc=description 3…
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What is the longest straw that you have ever used to drink from? Most straws that you can buy are approximately the same length. Why is that so? There is actually a limit of how long a vertical straw can be. If it gets too high above the glass it won't work anymore. This video will show you how to build and test a really long straw. How long can you make yours? Written instructions are available on our website at…
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Learn about gravitational potential energy and coefficient of restitution in this video overview of the physics of bouncing a ball. This is a great science project if you are interested in sports! View written instructions for different variations of the project on our website: How does air pressure affect the ball's bounce? https://www.sciencebuddies.org/science-fair-projects/project-ideas/Sports_p007/sports-science/ball-bouncing-dynamics?ytid=kzJ480muh4U&ytsrc=description Where does a…
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Get water to "walk" from one cup to another in this colorful science experiment. Capillary action moves colored water from full to empty cups. For some bonus fun, add dyes to the water and watch the water mix to form whole new colors! Full science activity instructions and a detailed explanation are available at: https://www.sciencebuddies.org/stem-activities/walking-water?ytid=s2Jud7F478I&ytsrc=description Science Buddies also hosts a library of instructions for over 1,000 other hands-on…
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Instructions and materials for these 6th grade science and engineering projects are available on our website: 1. Robot Hand: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Robotics_p001/robotics/drinking-straw-robot-hand?ytid=Z95keYR60CY&ytsrc=description 2. Electromagnet: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Elec_p035/electricity-electronics/strength-of-an-electromagnet?ytid=Z95keYR60CY&ytsrc=description 3. Slime:…
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Free science fair projects.