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Type: Multiple-Choice
Category: Simple Machines
Level: Grade 8
Score: 2
Tags: work; simple machines; efficiency
Author: jlovering
Created: 11 years ago

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Simple Machines Question

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Grade 8 Simple Machines

Ben is trying to twist a bolt into his go-cart. He is putting a lot of work into the screw, but it is not turning very much. What would be the best way to make it more efficient?
  1. Try the other direction
  2. Hammer it in
  3. Use some lubrication
  4. Give up