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Work Practice Problems

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Grade 8 Physical Science

Created Date 02.22.18
Last Updated 02.23.18
Viewed 53 Times
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  • Amy uses 20N of force to push a lawn mower 10 meters. How much work does she do?
  • How much work does an elephant do while moving a circus wagon 20 meters with a pulling force of 200N?
  • A 900N mountain climber scales a 100m cliff. How much work is done by the mountain climber?
  • Shawn uses 45N of force to stop the cart 1 meter from running his foot over. How much work does he do?
  • How much work is done when a force of 30N pulls a wagon 11 meters?
  • How much work is required to pull a sled 5 meters if you use 60N of force?
  • Tommy does 15 Joules of work to push the pencil over 1 meter. How much force did he use?
  • Angela uses a force of 25 Newtons to lift her grocery bag while doing 50 Joules of work. How far did she lift the grocery bags?
  • The baseball player does 1234 Joules of work when hitting a baseball into left field. Assuming the baseball landed 100 meters away from home
  • How much work is done if 25 N of force is used to move a rock 5 m?
  • How high did you lift your 12 N sister if you did 48 J of work?
  • How much work is performed when a 50 kg crate is pushed 15 m with a force of 20 N?
  • How much work is it to lift a 20 kg sack of potatoes vertically 6.5 m?
  • If a small motor does 520 J of work to move a toy car 260 m, what force does it exert?
  • If 150 Joules of work is needed to move a box 10 meters, what force was used?