Exam 6 Physics Numbers 1-5 2016-2017
.
- 1.
A ball is whirled on a string, then the string breaks. What causes the ball to move off in a straight line?
- A.
Centripetal acceleration
- B.
Centripetal force
- C.
Centrifugal force
- D.
Inertia
Correct Answer
D. Inertia -
- 2.
When a car makes a sharp left turn, what causes the passengers to move toward the right side of the car?
- A.
Centripetal acceleration
- B.
Centripetal force
- C.
Centrifugal force
- D.
Inertia
Correct Answer
D. Inertia -
- 3.
What term describes a force that causes an object to move in a circular path?
- A.
Circular force
- B.
Centripetal acceleration
- C.
Centripetal force
- D.
Centrifugal force
Correct Answer
C. Centripetal force -
- 4.
A centripetal force acts
- A.
In the same direction as tangential speed.
- B.
In the direction opposite tangential speed.
- C.
Perpendicular to the plane of circular motion.
- D.
Perpendicular to tangential speed but in the same plane.
Correct Answer
D. Perpendicular to tangential speed but in the same plane. -
- 5.
Which of the following is due to inertia?
- A.
A ball whirled in a circular motion stays in one plane.
- B.
A ball whirled in a circular motion experiences centripetal acceleration directed toward the center of motion.
- C.
A ball whirled in a circular motion experiences a centripetal force directed toward the center of motion.
- D.
A ball whirled in a circular motion will move off in a straight line if the string breaks.
Correct Answer
D. A ball whirled in a circular motion will move off in a straight line if the string breaks. -
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Mar 14, 2022Quiz Edited by
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Mar 10, 2016Quiz Created by
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