Circular Motion Review - 4A

Circular Motion Review - 4A

Assessment

Flashcard

Physics

11th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What do the red arrows represent in a circular motion diagram?

Back

The velocity vector.

2.

FLASHCARD QUESTION

Front

Where does centripetal acceleration always point?

Back

Towards the center of the circle.

3.

FLASHCARD QUESTION

Front

The velocity in circular motion is always _____ to the line of a circle.

Back

Tangent.

4.

FLASHCARD QUESTION

Front

Why does an object in uniform circular motion have acceleration?

Back

Because it is changing direction.

5.

FLASHCARD QUESTION

Front

What is the direction of centripetal force in circular motion?

Back

Towards the center of the circle.

6.

FLASHCARD QUESTION

Front

Define centripetal acceleration.

Back

Acceleration that acts on an object moving in a circular path, directed towards the center of the circle.

7.

FLASHCARD QUESTION

Front

What is the formula for centripetal acceleration?

Back

a_c = v^2 / r, where v is the linear velocity and r is the radius.

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