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# Unit 7: What would it take for humans to jump like fleas?

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Unit test

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### Practice

- Calculating work done by a forceGet 3 of 4 questions to level up!
- Calculating work from force vs. position graphsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 160 Mastery points

### Learn

### Practice

- Using the kinetic energy equationGet 3 of 4 questions to level up!
- Calculating change in kinetic energy from a forceGet 3 of 4 questions to level up!
- Velocity and mass from force vs. position graphsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Calculating spring force Get 3 of 4 questions to level up!
- Calculating elastic potential energyGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Conservation of energy: Predict changes in energy Get 3 of 4 questions to level up!

### Practice

- Relating power and energyGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 160 Mastery points

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Level up on all the skills in this unit and collect up to 1,000 Mastery points!