Communications

Which type of wave is this?

• AM

• FM

• Visible light

• Gamma rays

Tags

NGSS.MS-PS4-1

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

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

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

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

• Decoder

• Transmitter

• Encoder

• Component

The final output of the communications signal/message.

• Destination

• Decoder

• Transmitter

• Encoder

Tags

NGSS.MS-PS4-3

The part of a communications system that carries information.

• Signal

• System

• Destination

• Decoder

Tags

NGSS.MS-PS4-3

Which is the correct sequence of components?

• Source, encoder, transmitter, reciever, decoders, destination

• Decoders, encoder, transmitter, reciever, source, destination

• Destination, encoder, transmitter, reciever, source

Tags

NGSS.MS-PS4-3

Wi-Fi is an example of which part of a communication system?

• A reciever

• A transmitter

• An encoder

• A decoder

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is the primary function of a communication satellite in a communication system?

• To transmit signals over long distances

• To encode messages into signals

• To decode signals into messages

• To amplify sound waves

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2