Communications

Communications

8th Grade

15 Qs

quiz-placeholder

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Communications

Communications

Assessment

Quiz

Science

8th Grade

Practice Problem

Hard

NGSS
MS-PS4-3, MS-PS4-2, MS-PS4-1

Standards-aligned

Created by

Lisa Thompson

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which type of wave is this?

AM

FM

Visible light

Gamma rays

Tags

NGSS.MS-PS4-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What do all satellite communications have in common?

They all determine your place in Earth

They all work by using a phone

They all work like receivers and transmitters

They all have T.V shows.

Tags

NGSS.MS-PS4-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A device that converts (changes) a voice or image into a signal that can be transmitted.

Encoder

Component

Signal

System

Tags

NGSS.MS-PS4-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A device that sends the encoded signal over a specific communication channel. This channel is the path over which the message must travel to get from the sender to the receiver.

Transmitter

Encoder

Component

Signal

Tags

NGSS.MS-PS4-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A device that changes the encoded message into an understandable language.

Decoder

Transmitter

Encoder

Component

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The final output of the communications signal/message.

Destination

Decoder

Transmitter

Encoder

Tags

NGSS.MS-PS4-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The part of a communications system that carries information.

Signal

System

Destination

Decoder

Tags

NGSS.MS-PS4-3

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