What Do You Know About Light? thumbnail
What Do You Know About Light? thumbnail

What Do You Know About Light?

3rd - Professional grade
Played 7 times
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Preview (20 questions)
1 Question
30 seconds
Q.

The change of direction of light that is falling on a mirror is called _________.


Shadow

Transmission

Reflection

2 Question
30 seconds
Q.

_________ is the largest source of light in the oceans.


Bioluminescence

Fluorescence

Phosphorescence

3 Question
30 seconds
Q.

Incandescent bulbs convert only ___ percent of the energy they draw into the light.


3

10

99

4 Question
30 seconds
Q.

Which type of fish can see infrared radiation that is invisible to us?


Fighter fish

Shark

Goldfish

5 Question
30 seconds
Q.

Light is made up of _______.


Energy

Mass

Waves

6 Question
30 seconds
Q.

Are humans bio­luminescent?


Yes

No

7 Question
30 seconds
Q.

Sunlight can be seen _____ meters underwater.


40

80

170

8 Question
30 seconds
Q.

Light is measured in _________ on the electromagnetic spectrum.


Amplitude

Frequency

Wavelengths

9 Question
30 seconds
Q.

The light that humans can see only takes up a very small portion of the electromagnetic spectrum and it is called ________ light.


Scattered

Visible

Amplification

10 Question
30 seconds
Q.

In the process of Photosynthesis, Plants turn light from the sun into ______.


Food

Water

Moon

11 Question
30 seconds
Q.

The study of light is called _________ and is a very important physics subject in science.


Frequency

Lightology

Optics

12 Question
30 seconds
Q.

LED lights produce much less heat than iridescent lights.


True

False

13 Question
30 seconds
Q.

________ is when light waves bend after passing through different materials.


Amplitude

Refraction

Reflection

14 Question
30 seconds
Q.

Which term was coined by the son of the man who discovered infrared?


Aforementioned

Photosynthesis

Bioluminescence

15 Question
30 seconds
Q.

Plants are green because they reflect _______ light while absorbing other colors.


Yellow

Red

Green

16 Question
30 seconds
Q.

Bubbles can turn _______ into light.


Air

Sound

Water

17 Question
30 seconds
Q.

Can Special contacts turn your eyes into lasers?


Yes

No

18 Question
30 seconds
Q.

Light has no mass, but it does have momentum.


True

False

19 Question
30 seconds
Q.

The speed of light is relevant to the __________ that it is traveling through.


Energy

Atmosphere

Electromagnetic spectrum

20 Question
30 seconds
Q.

_________ was an American scientist who invented the lightbulb.


Thomas Edison

Albert Einstein

Issac Newton