Podcast
Questions and Answers
What causes friction between two surfaces?
What causes friction between two surfaces?
- The irregularities on the surfaces in contact (correct)
- The smoothness of the surfaces
- The color of the surfaces
- The temperature of the surfaces
What is static friction?
What is static friction?
- Friction between liquids
- Friction between surfaces at rest with respect to each other (correct)
- Friction between surfaces in motion
- Friction between smooth surfaces
What is sliding friction?
What is sliding friction?
- Friction between smooth surfaces
- Friction between surfaces at rest
- Resistance when two objects slide against each other (correct)
- Friction between liquids
What factor affects the significance of friction?
What factor affects the significance of friction?
How many types of friction are mentioned in the text?
How many types of friction are mentioned in the text?