1. Gravity and friction are two different powerful forces found on earth. Which of
the following statements best describe friction?
A. It is a force that occurs between solids.
B. It is a force that occurs only on rough surfaces
C. It is a force that occurs between solids and liquids.
D. It is a force that occurs when surfaces touch each other.
2. The amount of friction depends on two things. Why can't a ball roll continuously
on a rough surface?
A. The rough surface is not made for balls to roll.
B. The force which enables the ball to move is released.
C. The rough texture of the surface blocks the movement of the ball.
D. The rough texture of the surface permits the movement of the ball.
Thantha
nowing chiens
the following statements best describe friction?
A. It is a force that occurs between solids.
B. It is a force that occurs only on rough surfaces
C. It is a force that occurs between solids and liquids.
D. It is a force that occurs when surfaces touch each other.
2. The amount of friction depends on two things. Why can't a ball roll continuously
on a rough surface?
A. The rough surface is not made for balls to roll.
B. The force which enables the ball to move is released.
C. The rough texture of the surface blocks the movement of the ball.
D. The rough texture of the surface permits the movement of the ball.
Thantha
nowing chiens
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Answer:
D 1. Gravity and friction are two different powerful forces found on earth. Which of
the following statements best describe friction?
A. It is a force that occurs between solids.
B. It is a force that occurs only on rough surfaces
C. It is a force that occurs between solids and liquids.
D. It is a force that occurs when surfaces touch each other.
C 2. The amount of friction depends on two things. Why can't a ball roll continuously
on a rough surface?
A. The rough surface is not made for balls to roll.
B. The force which enables the ball to move is released.
C. The rough texture of the surface blocks the movement of the ball.
D. The rough texture of the surface permits the movement of the ball.
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