Work or Not Work

Work or Not Work

Assessment

Flashcard

Physics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is work in physics?

Back

Work is done when a force causes an object to move in the direction of the force. It is calculated as the product of force and distance (Work = Force x Distance).

2.

FLASHCARD QUESTION

Front

When is work considered to be done?

Back

Work is considered to be done when an object is displaced in the direction of the applied force.

3.

FLASHCARD QUESTION

Front

Is standing still while holding a heavy object considered work?

Back

No, standing still does not involve displacement, so no work is done.

4.

FLASHCARD QUESTION

Front

What is the formula for calculating work?

Back

Work = Force x Distance x cos(θ), where θ is the angle between the force and the direction of motion.

5.

FLASHCARD QUESTION

Front

If you throw a baseball a distance of 20 meters, is that work?

Back

Yes, because the baseball is displaced in the direction of the force applied.

6.

FLASHCARD QUESTION

Front

Does carrying an object horizontally while walking constitute work?

Back

Yes, if the object is being lifted against gravity and moved horizontally, work is done.

7.

FLASHCARD QUESTION

Front

What is the difference between work and energy?

Back

Work is the transfer of energy through force and movement, while energy is the capacity to do work.

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