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Type: Multiple-Choice
Category: Simple Machines
Level: Grade 8
Score: 2
Tags: work, power, time
Author: jlovering
Last Modified: 8 years ago

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Grade 8 Simple Machines

How long would it take to do 1000 joules of work with a power of 200 watts?
  1. 200,000 s
  2. 0.2 s
  3. 5 s
  4. 1200 s