Waves and Signals

Amplitude is the distance between

• the crest and the trough

• each wave

• the middle point of a wave and the clouds

• the crest or trough and the middle point of the wave

Tags

NGSS.MS-PS4-1

Which wave has the lowest frequency?

• A

• B

• C

• D

Tags

NGSS.MS-PS4-1

What is frequency measured in?

• Milliseconds

• Miles

• Hertz

• Kilograms

Tags

NGSS.MS-PS4-1

This type of signal is more affected by noise and greatly affects the quality of the signal

• Analog

• Digital

Tags

NGSS.MS-PS4-3

What is the speed of a wave with a frequency of 12Hz and a wavelength of 4 meters?

• 3 m/s

• 16 m/s

• 144 m/s

• 48 m/s

What is the top of a wave?

• trough
• crest

Tags

NGSS.MS-PS4-1

This signal is a continuous signal

• Analog

• Digital

Tags

NGSS.MS-PS4-3

The image provided is a _________ signal.

• Analog

• Digital

Tags

NGSS.MS-PS4-3

When something is opaque it means that light

• easily travels through

• cannot travel through

Tags

NGSS.MS-PS4-2

A more reliable way to store information

• Analog

• Digital

Tags

NGSS.MS-PS4-3