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Questions and Answers
Which of the following statements about circular motion is true?
Which of the following statements about circular motion is true?
- An object moving in a circle with constant velocity is not changing direction.
- An object moving in a circle with constant velocity is not accelerating. (correct)
- Centripetal acceleration is the force that pushes an object to the center of the circle.
- Centrifugal force is the force that keeps an object in its orbit.
What is the term for the acceleration of an object on a circular orbit?
What is the term for the acceleration of an object on a circular orbit?
- Centrifugal acceleration
- Centripetal acceleration (correct)
- Orbital acceleration
- Circular acceleration
What is the correct explanation for the so-called centrifugal force?
What is the correct explanation for the so-called centrifugal force?
- Centrifugal force is the force that pushes an object to the center of the circle.
- Centrifugal force is the force that an object exerts on a stationary object to prevent it from moving. (correct)
- Centrifugal force is the force that causes an object to fly straight.
- Centrifugal force is the force that keeps an object in its orbit.
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