Physics: Intro to Light
Test Quiz
1. What particles make up light?
a. Protons
b. Neutrons
c. Electrons
d. Photons
e. Quarks
2. Light behaves like both a particle and a ______.
a. Current
b. Mass
c. Wave
d. Voltage
e. Field
3. What type of matter allows light to pass directly through it?
a. Translucent
b. Opaque
c. Transparent
d. All of the above
e. None of the Above
4. What type of matter completely reflects light?
a. Translucent
b. Opaque
c. Transparent
d. All of the above
e. None of the Above
5. What type of matter completely scatters light?
a. Translucent
b. Opaque
c. Transparent
d. All of the above
e. None of the Above
6. What process do plants use to turn sunlight into energy they can use?
a. Photoinduction
b. Hydropower
c. Nuclear fusion
d. Geothermal power
e. Photosynthesis
7. True or False: Light is faster than almost everything except for sound.
a. TRUE
b. FALSE
c.
d.
e.
8. What is it called when light bends or turns when it enters a new medium?
a. Reflection
b. Diffraction
c. Refraction
d. Polarization
e. Absorption
9. Which of the following is a practical use of refraction?
a. Telescope
b. Microscope
c. Glasses
d. All of the above
e. None of the Above
10. True or False: Light travels at different speeds in different kinds of matter.
a. TRUE
b. FALSE
c.
d.
e.
About this quiz: All the questions on this quiz are based on information that can be found on the Physics: Intro to Light page at www.ducksters.com/science/light.php.
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