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WorksheetsLight/Sound
Total questions: 12
Worksheet time: 7mins
Name
Class
Date
1.
Which of these is a concave lens?
a)
A
b)
B
c)
Neither
2.
1. Garrett has four strings that are the same thickness and are made of the same material. Garrett cuts the strings to different lengths and pulls them to the same tightness.
When he plucks the strings with his finger, which string will have the highest pitch?
When he plucks the strings with his finger, which string will have the highest pitch?
a)
It is impossible to say.
b)
The longest string will have the highest pitch
c)
The shortest string will have the highest pitch
d)
They will all have the same pitch.
3.
W. Ear drum vibrates.
X. Air around tuning fork vibrates.
Y. Tuning fork vibrates.
Z. Tuning fork is hit.
Which of the following shows the steps above in the order that they must occur for someone to be able to hear the tuning fork?
X. Air around tuning fork vibrates.
Y. Tuning fork vibrates.
Z. Tuning fork is hit.
Which of the following shows the steps above in the order that they must occur for someone to be able to hear the tuning fork?
a)
W-X-Y-Z
b)
Z-Y-X-W
c)
X-Y-W-Z
4.
Which of the following surfaces reflects the most light?
a)
concrete sidewalk
b)
tree trunk
c)
aluminum foil
d)
yellow cloth
5.
How is all sound produced?
a)
vibrations
b)
heat
c)
electricity
d)
light
6.
In the picture below, a ray of light hits a mirror and changes direction. What is this "bouncing off" action called?
a)
reflection
b)
refraction
c)
evaporation
d)
condensation
7.
What type of lens is used to make objects appear smaller and clearer?
a)
concave
b)
conrate
c)
convex
d)
none of these
8.
What type of lens is used to magnify objects?
a)
none
b)
concave
c)
convex
d)
conrate
9.
Which of the following describes something that light cannot pass through?
a)
transparent
b)
translucent
c)
opaque
10.
Which of the following describes something through which objects can be seen, but not clearly?
a)
transparent
b)
transluscent
c)
opaque
11.
Which of the following statements is true?
a)
Something must first produce a sound before it can produce a vibration
b)
Something can produce a sound without producing a vibration.
c)
Something cannot produce a sound if it also produces a vibration.
d)
Something must first produce a vibration before it can produce a sound.
12.
Jenny plucked a tight string softly, then harder. What happened when Jenny plucked the string harder?
a)
the pitch got lower
b)
the pitch got higher
c)
the sound got louder
d)
the sound got softer
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