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Unit 1: Movement and forces
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About this unit
Forceful, forcing, "may the force be with you!"—how do scientists define the term "force", and how do forces make things move? Learn how we can define and measure forces and motion to understand how things ranging from grains of sand to entire planets move.If the Earth rotates at 1000mph, can we ever say we're standing still?
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- Understand: representing motionGet 3 of 4 questions to level up!
Why is a 500 horsepower truck slower than a 300 horsepower sports car?
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- Understand: forces and accelerationGet 3 of 4 questions to level up!
- Apply: forces and accelerationGet 3 of 4 questions to level up!
Careful, if you hit a baseball it hits back.
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- Understand: action and reaction forcesGet 3 of 4 questions to level up!
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