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28. Work-Energy Theorem

28. Work-Energy Theorem

Assessment

Presentation

Physics

11th Grade

Practice Problem

Medium

NGSS
HS-PS3-1

Standards-aligned

Created by

Victoria Vercammen

Used 14+ times

FREE Resource

16 Slides • 4 Questions

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28. Work-Energy

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Multiple Choice

A 2400 kg car accelerates from a speed of 3 m/s to 10 m/s. How much does the kinetic energy change?

1

109,200 J

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8,400 J

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12,000 J

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3,600 J

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Multiple Choice

The engine of a 1300 kg is doing 50,000 J of work on it. If it starts from rest, how fast does it end up going?

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76.9 m/s

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8.8 m/s

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17.5 m/s

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153.8 m/s

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Multiple Choice

Can work be negative?

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No

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Yes

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Multiple Choice

When a 2000 kg car brakes, negative work is done on it (because it slows down). It comes to a full stop at a red light. This requires – 400000 J of work. How fast was it initially going?

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400 m/s

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20 m/s

3

800 m/s

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40 m/s

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28. Work-Energy

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