Energy

Energy

Assessment

Flashcard

Physics

3rd Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What form of energy is produced when you rub your hands together?

Back

Thermal energy is produced when you rub your hands together.

2.

FLASHCARD QUESTION

Front

What type of energy is required for an electric fan to operate?

Back

An electric fan requires both mechanical energy (to rotate the blades) and electrical energy (to power the motor).

3.

FLASHCARD QUESTION

Front

What is an example of sound energy that originates from electrical energy?

Back

Speakers at a football game are an example of sound energy that has electrical energy as its source.

4.

FLASHCARD QUESTION

Front

What must happen for sound to be heard when playing a guitar?

Back

The strings must vibrate, and the sound must travel in waves.

5.

FLASHCARD QUESTION

Front

What sensation did Williams experience when the sandpaper touched his arm?

Back

Williams noticed that the sandpaper felt hot against his skin.

6.

FLASHCARD QUESTION

Front

Define thermal energy.

Back

Thermal energy is the energy that comes from the temperature of matter. It is the total kinetic energy of particles in an object.

7.

FLASHCARD QUESTION

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy in an object that is used to do work.

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