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Motion. Motion is moving. How do things move? How do you move?. You can move like this . . . back and forth OR up and down . You can move up and down on a seesaw.
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Motion is moving. How do things move? How do you move?
You can move like this . . . back and forth OR up and down
You can move up and down on a seesaw. What would happen if you and your friend are not the same size?
Some things need to be wound up. Then they can be put in motion.
Sometimes we can tell what motion will happen next. What do you think will happen next?
Pulling can make motion, too. Pushing or pulling is called force.
A vibration is a fast back and forth movement that can make a sound.
When something moves, you can measure its motion. Like: • A dog • A ball • A car • A person