AnswersWA-Physical Science BLab: Newton's Laws of Motion

Properties of Light Answers

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Carla did an experiment by placing a piece of smooth, clear glass and a piece of smooth, black stone under a lamp for twenty minutes. Which prediction will most likely be supported by Carla’s experimental results?

A
The glass will feel warmer than the stone after twenty minutes.
B
The stone will feel warmer than the glass after twenty minutes.
C
The glass will reflect all of the light after twenty minutes.
D
The stone will reflect all of the light after twenty minutes.
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Lisa sees the image below as she researches the behavior of light.

Question illustration
A
refraction
B
absorption
C
reflection
D
bounce
3

Which of these will reflect light with the highest frequency?

A
an orange basketball
B
a blue candle
C
a green ribbon
D
a yellow banana
4

According to Dutch scientist Christiaan Huygens, what was light made of?

A
atoms
B
particles
C
waves
D
electrons
5

Which example best illustrates that light behaves like particles?

A
Light bends as it strikes a window.
B
Light bounces off a white cement sidewalk.
C
Light travels in space at a speed of about 3.0 x 108 m/s.
D
Light increases in speed as it moves through matter.
6

Which object is least likely to allow light to pass through it?

A
a pair of eyeglasses
B
a clear water bottle
C
a car windshield
D
a tree trunk
7

Which object absorbs the most visible light?

A
a clear bowl
B
a white rock
C
a black t-shirt
D
a red apple
8

The diagram shows light interacting with an object.Which object is the light most likely striking?

Question illustration
A
a window
B
a mirror
C
a plaster wall
D
a steel beam
9

Which statement correctly compares the speed of light?

A
The speed of light through space is much greater than 3 x 108 m/s.
B
The speed of light in glass is much greater than 3 x 108 m/s.
C
The speed of light in glass is faster than the speed of light through space.
D
The speed of light in glass is slower than the speed of light through space.
10

Zaccharias Janssen was a scientist who studied properties of light and invented one of the first compound microscopes in the late 1500s. Which property did Janssen most likely believe about light during the time of his invention?

A
Light bends around objects.
B
Light bounces off surfaces.
C
Light travels in a curved path.
D
Light is made up of waves.

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