Friction Flashcards
1
Q
What does friction oppose?
A
Motion
2
Q
What are the characteristics of a streamline shape?
A
- Rounded front
- Slowly tapering tail
- Smooth shape, no projections
3
Q
Give an example of useful friction
A
- Grip
- Brakes
- Lighting a match
- Bow/string contact
- Keeping clothes up
- Writing
4
Q
Give an example of unwanted friction.
A
- Air resistance
- Friction burns
- Wearing down
