AP Physics Unit 2 Part II

AP Physics Unit 2 Part II

Assessment

Flashcard

Physics

11th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula for centripetal acceleration?

Back

ac = v^2/r

2.

FLASHCARD QUESTION

Front

How does the gravitational force between two equal mass planets change if the distance between them triples?

Back

The gravitational force becomes one-ninth.

3.

FLASHCARD QUESTION

Front

In circular motion, how is the velocity vector of an object directed?

Back

The velocity vector is tangent to the path of motion.

4.

FLASHCARD QUESTION

Front

What type of elevator movement causes a scale to read greater than normal weight?

Back

Accelerating upward.

5.

FLASHCARD QUESTION

Front

What does Hooke’s Law state about the force exerted by a spring?

Back

The force is proportional to its displacement from equilibrium.

6.

FLASHCARD QUESTION

Front

Define centripetal force.

Back

Centripetal force is the net force directed towards the center of a circular path that keeps an object moving in that path.

7.

FLASHCARD QUESTION

Front

What is the relationship between gravitational force and distance?

Back

Gravitational force is inversely proportional to the square of the distance between two masses.

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