fill in the blanks. 1.friction is the force that__________ the relative motion between two surfaces in contact. 2. friction is caused by the_________ on the surfaces in contact. 3. friction produces____________. 4.we use ball bearing to___________ friction. 5.the smoother the surface,__________ will be the force of friction. please give answer respectively.
Answers
Answered by
1
Explanation:
1.
2.irregularities
3. heat
4. less
5. less
Similar questions