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Unit: Uniform circular motion and gravitation

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Uniform circular motion introduction

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Circular motion basics: Angular velocity, period, and frequencyGet 3 of 4 questions to level up!

Centripetal acceleration

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Predicting changes in centripetal accelerationGet 3 of 4 questions to level up!

Centripetal forces

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Identifying centripetal forcesGet 3 of 4 questions to level up!

Newton's law of gravitation

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Gravitational field strengthGet 3 of 4 questions to level up!
Comparing gravitational and inertial massGet 3 of 4 questions to level up!
Gravity and orbitsGet 5 of 7 questions to level up!

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About this unit

Why do things move in circles? Learn about centripetal acceleration, centripetal force, and Newton's law of gravitation.

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