What is Friction? Flashcards
1
Q
force…
A
- push or pull
2
Q
friction…
A
- a force that opposes the motion of an object
- produces heat
3
Q
friction can…
A
- slow motion
- cause objects to “wear down”
- be unwanted
- be useful
4
Q
types of friction…
A
- static
- fluid
- rolling
- sliding
5
Q
static friction
A
between two or more solid objects that are not moving relative to each other
6
Q
fluid friction
A
when solid objects move through liquids
7
Q
rolling friction
A
when an object rolls across a surface on rollers, wheels, or ball bearings
8
Q
sliding friction
A
when an object slides across a slick or smooth surface
