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Browse results: Gravity

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Inverse Square Law

This animation from KET's distance learning physics course demonstrates the mathematical formula for a scientific law as it applies to light.

6-12

Interactive

Invisible Force Challenge

In this video from Design Squad Nation, kids design and build systems that use magnets to control the speed and direction of a rolling ball. They also learn how NASA uses gravity to direct a spacecraft.

Accessibility features: Caption

4-8

Video

Lift and Drag

In this interactive activity from NOVA, learn about the aerodynamic forces of lift and drag and how critical they are to the operation of all sorts of devices.

6-12

Interactive

Masses and Springs

In this interactive simulation adapted from the University of Colorado's Physics Education Technology project, hang various masses from different springs and see the kinetic, potential, and thermal energy of each spring system. You can even slow time or move your demonstration to another planet.

6-12

Interactive

Mass vs. Weight: Accelerating Mass

Astronauts on the International Space Station demonstrate Newton’s Second Law of Motion in this video from NASA's Teaching From Space initiative.

Accessibility features: Transcript

6-12

Video

Mass vs. Weight: Air Powered Mass

In this video from NASA's Teaching From Space initiative, astronauts on board the International Space Station conduct an experiment using an air gun to exert a consistent force on two difference masses -- an empty water bag and a full water bag.

6-12

Video

Mass vs. Weight: Introduction

Two astronauts aboard the International Space Station (ISS) describe mass and weight and the differences between the two in this video from NASA’s Teaching From Space initiative.

6-12

Video

Mass vs. Weight: Stretching Mass

In this video from NASA's Teaching From Space series, an astronaut on board the International Space Station demonstrates weightlessness by comparing two water bags - one full and one empty - tethered to a line by stretchable bands.

6-12

Video

Newton's Third Law of Motion: Astronauts in Outer Space

In this video segment adapted from NOVA, NASA learns hard lessons from the first American attempt to do work while "walking" in space. The video also explores Newton's third law of motion.

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3-12

Video

Pantheon Dome

This video segment adapted from Building Big: "Domes" illustrates how the design of the Pantheon Dome emerged out of another form, the arch.

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3-12

Video

Projectile Motion

In this interactive simulation adapted from University of Colorado’s Physics Education Technology project, learn about projectile motion by firing various objects from a virtual cannon into the air. Experiment with the settings and try to hit a target.

6-12

Interactive

Raising an Obelisk: An Engineering Puzzle

This video segment adapted from NOVA follows two teams as they each test a different engineering design in an effort to explain how ancient Egyptians raised a giant stone obelisk.

Accessibility features: Caption

3-12

Video

Rotations in Space

Learn about rotational forces by watching astronaut Jeffrey Williams spin objects onboard the International Space Station in this interactive activity adapted from NASA.

9-12

Interactive

Segway Technology: What's Newton Got to Do with It?

What do the laws of physics have to do with engineering? Find out in this video segment featuring inventor Dean Kamen and his inventions, the IBOT and the Segway.

Accessibility features: Caption

6-12

Video

Soft Landing Challenge

In this video from Design Squad Nation, kids model NASA’s airbag landing system. They design and build protective covers made of balloons to protect an egg dropped from a height of three feet.

Accessibility features: Caption

4-8

Video

Thank Goodness for Gravity

In this video adapted from the Lexington, KY Public Library, a young boy learns about Earth’s rotation from a librarian, a pendulum, and Leon Foucault.

3-5

Video

What Is "Weightlessness"?

This video segment, adapted from ZOOM, shows how dropping a cup of water can both demonstrate gravity and create "weightlessness" here on Earth.

Accessibility features: Caption, Transcript

K-8

Video

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