Friction Flashcards
1
Q
What direction does friction always act in?
A
The opposite direction to the force causing ti
2
Q
When is friction produced?
A
When an object moves through a fluid (liquid/gas) is called drag
3
Q
What is friction?
A
A force
4
Q
What two things do you always get whenever there is friction between 2 objects?
A
Heat and wear
