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Search Results for friction - All Grades

263 questions match "friction". Refine Your Search

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Grade 9 Forces and Motion
Which of the following does not involve any friction?
  1. A bicycle rolling down a hill
  2. A baseball player sliding into 2nd base
  3. A diver falling through the air to a pool
  4. All of the above experience some friction.
Grade 3 Forces and Motion
Which surface will produce the least amount of friction?
  1. fuzzy soccer field
  2. gravel running track
  3. smooth glass tabletop
  4. grassy soccer field
Grade 11 Forces and Motion

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Grade 6 Forces and Motion
Why is it easy to slip when there is water on the floor?
  1. The water is a lubricant and reduces the friction between your feet and the floor.
  2. The friction between your feet and the floor changes from kinetic to static friction.
  3. The water increases the friction between your feet and the floor.
  4. The friction between our feet and the floor changes from sliding kinetic friction to rolling kinetic friction.
Grade 11 Forces and Motion

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Grade 8 Forces and Motion
Which of the following is not a type of friction?
  1. fluid
  2. static
  3. rolling
  4. sliding
  5. lifting
Grade 11 Forces and Motion

This question is a part of a group with common instructions. View group »

Grade 11 Forces and Motion

This question is a part of a group with common instructions. View group »

Grade 8 Forces and Motion
An example of rolling friction is
  1. using oil to lubricate
  2. wheels on your skateboard
  3. dragging your sister across the floor on a blanket
  4. the little mermaid swimming through the ocean
Grade 9 Heat Transfer
Friction causes kinetic energy to be converted into
  1. potential energy.
  2. thermal energy.
  3. mechanical energy.
  4. electrical energy.
Grade 7 Forces and Motion
These two factors determine the strength of the force of friction:
  1. speed and light
  2. how fast the objects are going and on what planet
  3. how big the objects are and how hard you push them
  4. how hard the surfaces push together and the types of surfaces involved
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