Which of these describes how light travels through an empty space?

It travels in a straight line without stopping.

It travels straight but may change direction to avoid objects.

It changes direction often even if there are no objects.

It comes to a stop after it travels a certain distance.

What does the pencil in this picture show about light?

Light is refracted when it passes from air into water.

Light is refracted when it hits a curved object.

Light is reflected when it hits a curved object.

Light is reflected when it passes from air into water.

What kind of path does light take?

It travels in a straight line until it hits something or goes through it.

What happens to light passing through a prism?

It bends and the light separates.

How is refraction different from reflection.

Reflection is the bouncing of light off an object and refraction is the bending of light when it moves through one kind of matter to another.

Reflections is the bending of light when it moves through one kind of matter to another and refraction is the bouncing of light off an object.

What types of matter can light travel through?

Some solids, liquids, gases and all empty space (vacuum)

All solids, liquids, gases, and empty space (vacuum)

Some solids, liquids, and gases

The picture here is an example of...

natural light called bioluminescence

artificial light called bioluminescence

artificial light called chemiluminescence

natural light called chemiluminescence

According to the Law of reflection, a light ray striking a mirror

bounces off the mirror at the same angle it hits.

continues moving through the mirror in the same direction

moves into the mirror at a slightly different angle

bounces off the mirror toward the direction it came from

is produced by real rays and can be projected on a screen

is produced by virtual rays and can be projected on a screen

is produced by real rays and cannot be projected on a screen

is produced by virtual images and cannot be projected on a screen

Optics

Authored by Charles Martinez

Physics

7th - 8th Grade

NGSS covered

Used 5+ times

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Concave

Convex

Concord

Plane

Tags

NGSS.HS-PS4-5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of lens is shown?

Concave

Convex

Concord

Plane

Tags

NGSS.HS-PS4-5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is happening in this picture?

Reflection

Refraction

Diffraction

Absorption

Tags

NGSS.MS-PS4-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is happening in this picture?

Reflection

Refraction

Diffraction

Absorption

Tags

NGSS.MS-PS4-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is happening in this picture?

Reflection

Refraction

Diffraction

Absorption

Tags

NGSS.MS-PS4-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When light bounces off of an object

Absorption

Diffraction

Reflection

Refraction

Tags

NGSS.MS-PS4-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When light enters a new medium, but does not pass through (like hitting a brick wall)

Absorption

Diffraction

Reflection

Refraction

Tags

NGSS.MS-PS4-2

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Optics

Which type of lens is shown?

What is happening in this picture?

What is happening in this picture?

What is happening in this picture?

When light bounces off of an object

When light enters a new medium, but does not pass through (like hitting a brick wall)

The bending of a wave as it moves around an obstacle or passes through a narrow opening.

Which type of mirror is shown.

Which type of mirror magnifies a close up image, like a make-up mirror.

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