NGSS.MS-PS4-3

What object is launched into orbit and designed to send and receive information?

• rover
• satellite
• space shuttle

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NGSS.MS-PS4-3

Television remote controls use infrared (light wave) signals to allow a viewer to change channels from a distance.  Which of the following best describes the operation of the remote control?

• decoding and storing
• storing and retrieving
• encoding and transmitting

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NGSS.MS-PS4-3

Why are digital signals more reliable in transmitting information than analog signals? 

• They are more powerful
• They carry less information
• They have less interference over long distances
• They have more interference over long distances

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NGSS.MS-PS4-3

A signal is a way to transmit ________________ by means of gesture,action, sound, or other means.

• money
• information
• time
• light

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NGSS.MS-PS4-3

True or False: Computers encode each signal as either a 1 or a 0?

• True

• False

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NGSS.MS-PS4-3

The image provided is a _________ signal.

• Analog

• Digital

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NGSS.MS-PS4-3

A cassette tape

• Analog

• Digital

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NGSS.MS-PS4-3

Data that can be corrupted for hacked

• Analog

• Digital

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NGSS.MS-PS4-3

Which type(s) of signal(s) can be transmitted as radio waves?

• Analog
• Digital
• Both
• Neither

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NGSS.MS-PS4-3

These waves are used to send signals, including WiFi and text messages.

• Gamma
• Microwaves
• Radio
• Ultraviolet

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NGSS.MS-PS4-3