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15 questions
In the diagram, which letter represents the angle of incidence?
A
B
C
D
A student placed a pencil in a cup of water. The pencil appears broken because light
always travels in a straight line.
bends when it passes through water.
makes the water in the glass evaporate.
reflects the pencil on the water's surface.
When light passing from air to glass will cause the light to
A light ray is incident from water to air. Which of the refracted rays is correct?
A
B
C
D
A ray of light travels from air into a glass block.
Which diagram correctly shows the path of the ray through the glass block?
A
B
C
D
The angle of reflection is
90 degrees
55 degrees
45 degrees
135 degrees
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