Which of the following is an example of friction that is helpful?
A. Brakes used on a bike
B. Tires from a car on the road
C. Tread on the bottom of your shoes
D. All are examples that are helpful
A. Brakes used on a bike
B. Tires from a car on the road
C. Tread on the bottom of your shoes
D. All are examples that are helpful
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Answer:
D is the answer
Explanation:
all of the examples are an example of friction