Grade 8-Sound, Light and Color
Authored by Sir J G
Science
8th Grade
Used 15+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
It is defined as the rate of doing work.
Energy
Force
Power
Displacement
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the standard unit of Power?
Joule
Newton
Watt
meter per second
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Part of the wave which represent the maximum value upward displacement within a cycle.
Crest
Trough
Wavelength
Amplitude
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Part of the wave which is the distance from rest to crest or rest to trough.
wavelength
crest
trough
amplitude
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following statement is NOT TRUE about Sound?
sound is a wave that triggers a response to our ear
sound is produce by vibration(mechanical energy)
sound travels the fastest in solid object
none of the above
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
It is a kind of energy that does not require medium to propagate. It is also considered as electromagnetic wave.
Sound
Light
Heat
Chemical
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What kind of wave is presented in the image?
transvere wave
longitudinal wave
mechanical wave
oscillated wave
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