
Refraction and Perception of Light

Interactive Video
•
Physics
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the visibility of the coin when water is added to the cup?
The coin disappears completely.
The coin becomes less visible.
The coin becomes more visible.
The coin remains invisible.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What occurs when light travels from water to air?
The speed of light increases.
The light does not bend.
The light bends towards the normal.
The speed of light decreases.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes the light rays to bend away from the normal?
The light traveling from a rarer to a denser medium
The light traveling from a denser to a rarer medium
The light traveling in a vacuum
The light traveling in a straight line
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the observer perceive the light rays as coming from a straight path?
Because the observer can see the zigzag path.
Because the light rays actually travel in a straight line.
Because the light rays do not bend.
Because the observer's eyes perceive light as coming from a straight path.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the observer's perception of the light path due to refraction?
The light path is zigzag.
The light path is straight.
The light path is circular.
The light path is curved.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the depth at which the observer thinks the coin is located?
Apparent depth
True depth
Real depth
Imaginary depth
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reason for the coin appearing raised when submerged in water?
The coin changes color.
The coin physically moves upwards.
The water magnifies the coin.
The refraction of light at the water-air interface.
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