19. A boy is playing with a toy car. He let it run on a rough and a polished floor. In what surface will his toy
car move faster? Why?
A. Rough floor, because friction is lesser.
B. Rough floor, because friction is greater.
C. Polished floor, because friction is lesser.
D. Polished floor, because friction is greater.
Answers & Comments
Answer:
19. A boy is playing with a toy car. He let it run on a rough and a polished floor. In what surface will his toy
car move faster? Why?
A. Rough floor, because friction is lesser.
B. Rough floor, because friction is greater.
C. Polished floor, because friction is lesser.
D. Polished floor, because friction is greater.
C po
Explanation:
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