1. which of the following shows the use of friction?
a. tear and wear of the soles of shoes
b. braking of a car during an emergency
c. heat generated when dragging an object across the floor
d. large amount of energy needed to move a stationary object
a. tear and wear of the soles of shoes
b. braking of a car during an emergency
c. heat generated when dragging an object across the floor
d. large amount of energy needed to move a stationary object
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Answer:
B. braking a car during an emergency
Explanation:
The use of friction in this situation is very obvious if there is no friction you can't use your brake.