Question 1

What happens to light when it passes through a prism?

Accepted Answer

It gets separated into a rainbow of colors.

Answer

It disappears completely.

Answer

It changes into sound.

Answer

It becomes brighter.

Question 2

Which of the following materials is best for blocking light?

Accepted Answer

Cardboard

Answer

Clear glass

Answer

Thin cloth

Answer

Plastic wrap

Question 3

What is the term for light bouncing off a surface?

Accepted Answer

Reflection

Answer

Absorption

Answer

Transmission

Answer

Refraction

Question 4

What do we call the way light bends when it passes from one material to another?

Accepted Answer

Refraction

Answer

Absorption

Answer

Reflection

Answer

Diffraction

Question 5

What effect does a convex lens have on light?

Accepted Answer

It focuses light to a point.

Answer

It spreads light evenly.

Answer

It makes light disappear.

Answer

It blocks all light.

Question 6

What do we call materials that do not allow any light to pass through?

Accepted Answer

Opaque materials

Answer

Translucent materials

Answer

Transparent materials

Answer

Reflective materials

Question 7

Which of these materials allows most light to pass through it?

Accepted Answer

Clear glass

Answer

Wood

Answer

Cardboard

Answer

Metal

Question 8

What is the term for light bouncing off an object?

Accepted Answer

Reflection

Answer

Diffraction

Answer

Refraction

Answer

Transmission

Question 9

Which of the following materials is an example of a translucent object?

Accepted Answer

Frosted glass

Answer

Metal

Answer

Clear plastic

Answer

Wood

Question 10

Which material does not let light pass through at all?

Accepted Answer

Opaque

Answer

Clear

Answer

Transparent

Answer

Translucent

Question 11

Which of the following is a characteristic of transparent materials?

Accepted Answer

They allow light to pass through without scattering

Answer

They block all light

Answer

They only let some light through

Answer

They are always colored

Question 12

Which object is an example of an opaque material?

Accepted Answer

A wooden table

Answer

A stained glass window

Answer

A plastic wrapper

Answer

A clear bottle

Question 13

What type of material is like a window that is a little foggy?

Accepted Answer

Translucent

Answer

Opaque

Answer

Transparent

Answer

Reflective

Question 14

What happens to light when it passes from air into water?

Accepted Answer

It bends

Answer

It disappears

Answer

It changes color

Answer

It speeds up

Question 15

What is it called when light bounces off a surface?

Accepted Answer

Reflection

Answer

Absorption

Answer

Refraction

Answer

Transmission

Question 16

Which of the following surfaces would cause the most light to reflect?

Accepted Answer

A mirror

Answer

A rough wall

Answer

A window

Answer

A piece of paper

Question 17

Which of these examples shows reflection?

Accepted Answer

Seeing your face in a still pond

Answer

A pencil looking bent in a glass of water

Answer

Light bending through a prism

Answer

A rainbow appearing in the sky

Question 18

What is it called when light changes direction as it travels through different materials?

Accepted Answer

Refraction

Answer

Reflection

Answer

Diffraction

Answer

Dispersion

Question 19

Which of the following is an example of refraction?

Accepted Answer

A straw appears bent when placed in a glass of water

Answer

A flashlight shining in the dark

Answer

A rainbow forming after rain

Answer

A mirror reflecting light

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