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LIGHT!
Test Description: Light
Instructions: Answer all questions to get your test result.
1) If an object allows most all light to pass through it then it is...
A
opaque
B
transparent
C
translucent
2) An object that blocks all of the light from passing through is...
A
opaque
B
transparent
C
translucent
3) This type of object lets some light through, but not all. It is not easy to see through this type of material.
A
translucent
B
opaque
C
transparent
4) If you were building a house in Alaska (where it can be daylight for months!), what type of material would be best to cover your windows with that would help keep the Sun out of your room so you can sleep?
A
translucent material
B
opaque material
C
transparent material
D
glass material
5) Your grandma has plants in her kitchen. They need lots of light! What type of windows should she have installed that will be best for her indoor garden?
A
opaque material
B
no materials
C
transparent material
D
translucent material
6) Used in transmitting television signals
A
radio waves
B
x-rays
C
UV rays
D
gamma rays
7) The color with the shortest wavelength
A
indigo
B
violet
C
blue
D
red
8) The color with the longest wavelength
A
blue
B
red
C
indigo
D
violet
9) Used in heat lamps
A
gamma rays
B
x-rays
C
UV waves
D
infrared waves
10) causes sunburn
A
UV rays
B
gamma rays
C
microwaves
D
x-rays
11) Used in cell phones and radar
A
visible
B
gamma waves
C
x-rays
D
microwaves
12) Used to treat cancer cells. Greatest amount of energy
A
radio
B
gamma
C
microwave
D
x-rays
*select an answer for all questions
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