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Longitudinal Waves

1 minutes 12 seconds

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Longitudinal waves carry energy through air, water, and solids. They compress and expand the medium in the same direction as the energy is transferred.

Media Details

Runtime: 1 minutes 12 seconds

Topic: Business, Science
Subtopic: Chemistry, Energy, Physics
Grade/Interest Level: 7 - 12
Standards:

Release Year: 2019
Producer/Distributor: PBS Learning Media
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Lights and gauges with display screens cover the walls. Illustration of energetic reaction drawn on top. Caption: it releases a lot of energy in the form of heat.

Person in a science lab. One beaker contains an orange liquid, and one beaker contains a green liquid. Caption: It's orange. That means its pH is 5.

Industrial plant from a distance. Caption: That's the world's largest PLA manufacturing plant.

People feeding dried hay to goats. Caption: How can we figure out how much energy is stored in this hay?

Person speaking. Caption: So a nanometer would be ten to the minus nine meters.

Person speaking. Caption: Nanoparticles have been used in sunscreens

Person speaking. Caption: and work on it to manage those risks.

Person speaking. Caption: We can apply an electric field or magnetic fields to them.

Person speaking. Caption: about nanobots replicating and taking over the world.

Person speaking. Caption: between one and one hundred nanometers.