Sound
Other Sciences
KG - University
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is vibration?
how loud a sound is
the back and forth movement of matter
how high or low a sound is
the loudness or softness of a sound
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What causes an echo?
sound waves bouncing off large, hard surfaces
sound waves bouncing off carpet
sound waves bouncing off tables and chairs
you repeating yourself
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Without matter, sound waves could not travel.
True
False
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
how high or low a sound seems
pitch
patch
pihment
scream
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A note is played on a guitar. Next, a lower note is played on the guitar. Which of these statements describes the lower note?
Both notes vibrated at the same speed.
The second note vibrated slower.
The second note vibrates at a higher frequency.
The second note vibrated faster.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
An object that does not vibrate cannot produce
sound
light
heat
electricity
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What happens to the sound an object makes when the speed of vibrations decreases (slow down)?
its volume will increase
its pitch rises
its pitch becomes lower
its volume decreases
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