
Unit 3 Practice - Light & Optics - (Topics 6-8 Quiz)
Authored by Callahan Weller
Science
8th Grade
Used 5+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins โข 1 pt
How many wavelengths are shown in the diagram below?
1
2
3
4
5
2.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
Which one has ๐น๐ผ๐๐ฒ๐ฟ ๐ณ๐ฟ๐ฒ๐พ๐๐ฒ๐ป๐ฐ๐?
infrared radiation
microwave radiation
3.
MULTIPLE CHOICE QUESTION
1 min โข 1 pt
What is the wavelength of the wave shown in the diagram below?
2 cm
4 cm
6 cm
9 cm
17 cm
4.
MULTIPLE CHOICE QUESTION
2 mins โข 1 pt
A wave goes up and down 32 times in 4 s. What is the frequency of the wave, in cycles per second (Hz)?
0.125 Hz
4 Hz
8 Hz
32 Hz
128 Hz
5.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
Which colour has the ๐๐ต๐ผ๐ฟ๐๐ฒ๐ฟ ๐๐ฎ๐๐ฒ๐น๐ฒ๐ป๐ด๐๐ต?
Blue
Yellow
6.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
Which colour has the ๐น๐ผ๐ป๐ด๐ฒ๐ฟ ๐๐ฎ๐๐ฒ๐น๐ฒ๐ป๐ด๐๐ต?
Green
Yellow
7.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
Which colour has ๐บ๐ผ๐ฟ๐ฒ ๐ฒ๐ป๐ฒ๐ฟ๐ด๐?
Red
Yellow
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