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Questions and Answers
What is the first type of frictional force described in the text?
What is the first type of frictional force described in the text?
- Sliding friction
- Dynamic friction
- Kinetic friction
- Static friction (correct)
Which of the following statements is true about kinetic friction?
Which of the following statements is true about kinetic friction?
- It is equal to the maximum force that can be applied without the object moving.
- It is also known as static friction.
- It is always in the direction of an object's motion. (correct)
- It helps an object maintain its position.
When walking or running, which type of frictional force are you primarily using?
When walking or running, which type of frictional force are you primarily using?
- Dynamic friction
- Rolling friction
- Kinetic friction
- Static friction (correct)
What is another term used to describe kinetic friction in the text?
What is another term used to describe kinetic friction in the text?
Which factor affects the amount of friction an object's surface has?
Which factor affects the amount of friction an object's surface has?
In terms of shoe surfaces, which type of shoes would likely have a higher coefficient of friction on most surfaces?
In terms of shoe surfaces, which type of shoes would likely have a higher coefficient of friction on most surfaces?
What happens to the kinetic frictional force when an object moves faster?
What happens to the kinetic frictional force when an object moves faster?
Which type of frictional force is also referred to as a retarding force?
Which type of frictional force is also referred to as a retarding force?
What does the coefficient of friction depend on for an object's surface?
What does the coefficient of friction depend on for an object's surface?
If you slide your feet or ice skate, which type of frictional force are you likely using?
If you slide your feet or ice skate, which type of frictional force are you likely using?
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