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Unit 4: Modeling energy
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About this unit
How high can you jump on that trampoline? Sure, you could just start hopping around, but physics gives us a safer option. Use your knowledge of energy, you can mathematically model energy of an object or system, such as a spring, to predict how systems will behave.Push down on a spring until you can't anymore; how much energy is stored in there?
If energy can't be destroyed, then how come I'm so tired all the time?
Practice
- Understand: energy in systemsGet 3 of 4 questions to level up!
- Apply: energy in systemsGet 3 of 4 questions to level up!
Energy can't be created or destroyed, but it's also not limitless: a bouncing ball can't bounce forever!
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Practice
- Understand: predictions using energyGet 3 of 4 questions to level up!
- Apply: predictions using energyGet 3 of 4 questions to level up!
Fighting the inevitable—why does your dinner get cold and your ice cream melt?
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Practice
- Understand: thermodynamicsGet 3 of 4 questions to level up!
- Apply: thermodynamicsGet 3 of 4 questions to level up!
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Level up on all the skills in this unit and collect up to 700 Mastery points!