Sound Tech

Sound Tech

Assessment

Passage

Physics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

7 questions

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1.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Sound is recorded as a digital file in a computer and can be stored in large amounts.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is echolocation?

A method of using sound echoes to locate objects

A type of communication between animals

A form of visual navigation

A method of using smell to find food

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What technology is used by animals to locate food or determine the environment?

Sonar

Radar

GPS

Infrared

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Ultrasound procedures use high-frequency sounds to produce images of the inside of a person’s body.

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Telephones change ___ into electrical signals and can transmit them over long distances.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What technology allows humans to use echolocation?

Radar systems

GPS technology

Sonar systems

Satellite communication

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is sound?

Energy caused by vibrations

Light caused by vibrations

Heat caused by vibrations

Electricity caused by vibrations

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