Wave Technology

Quiz
•
Science
•
8th Grade
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The pipe length of D is 0.65 m. The frequency of the sound produced is 1200 Hz. Calculate the wave velocity.
120 m/s
600 m/s
343 m/s
780 m/s
Tags
NGSS.HS-PS4-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A radio wave is a form of energy that can travel through space. This form is called an/a _____________________ wave.
microwave wave
electromagnetic wave
mechanical wave
photon wave
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
True or False: A radar is a system that uses reflected radio waves to detect objects and measure their distance and speed.
True
False
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Describe radio waves:
The longest electromagnetic wave.
The shortest electromagnetic wave.
The highest energy mechanical wave.
The lowest energy mechanical wave.
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The reason your wifi sometimes does not work is because other wifi signals can interfere with it.
True
False
Tags
NGSS.MS-PS4-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The process of making cell phone calls happens almost at the speed of sound.
True
False
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Numbers in an analog code can have _____ values.
any
only high
only low
only set
Tags
NGSS.MS-PS4-1
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