Quiz on Light and Optics | science 8

Quiz
•
Science
•
8th Grade
•
Hard
Anthony Jones
Used 2+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is light considered as?
Liquid
Gas
Energy
Matter
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Light travels in straight lines called:
Beams
Rays
Waves
Streams
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the electromagnetic spectrum can the human eye see?
Radio waves
Infrared
Visible spectrum
Gamma rays
4.
MATCH QUESTION
5 mins • 4 pts
Match the following terms with their correct type of energy.
Energy released in a nuclear reactor
Kinetic energy
Heat produced by a fire
Thermal energy
Energy of a moving car
Nuclear energy
Light from the sun
Electromagnetic radiation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the speed of light in a vacuum?
150,000 km/s
450,000 km/s
600,000 km/s
300,000 km/s
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How long does it take for light from the Sun to reach Earth?
16 minutes
12 minutes
4 minutes
8 minutes
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following correctly describes the behavior of light?
It travels in curved paths
It stops when it hits an object
It always travels in straight lines
It speeds up when it enters a denser material
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