Which statement belongs in the section represented by X

• A

• B

• C

• D

Answer explanation

Light travels in a straight line until it strikes an object or passes through a medium.

Tags

NGSS.MS-PS4-2

The picture shows a side view of a woman swimming through a pool.

What causes the woman to appear larger?

• Reflection

• Absorption

• Blocking

• Refraction

The picture shows a view of a woman swimming through a pool. She appears larger. Why does this happen?

• Light being blocked by something opaque

• Light bouncing off of a smooth, shiny material

• Light moving through different mediums

• Different colors of light being absorbed or reflected

Answer explanation

Refraction

Changes mediums and bends

Light passes through

Clear or transparent

Image is changed. (bigger, appears broken, or moves locations)

Tags

NGSS.MS-PS4-2

What causes the double image of the grass?

• Absortion

• Reflection

• Blocking

• Refraction

Answer explanation

Reflection

Bounces off

Light does not pass through

Smooth or shiny

See a reflection

Tags

NGSS.MS-PS4-2

Why is the grass showing a reflection?

• Light is being blocked by something opaque

• Light moving through different mediums

• Light bouncing off of a smooth, shiny material

• Different colors of light being absorbed or reflected

Answer explanation

Reflection

Bounces off

Light does not pass through

Smooth or shiny

See a reflection

Tags

NGSS.MS-PS4-2

Which describes the reason this duck appears the way it does in the image?

• Reflection

• Refraction

• Translucent

• Transparent

Answer explanation

Refraction

Changes mediums and bends

Light passes through

Clear or transparent

Image is changed. (bigger, appears broken, or moves locations)

Tags

NGSS.MS-PS4-2

The diagram shows what happens when white light travels through the air into a prism.

Which statement about the prism is NOT true?

• White light bends and separates into many colors.

• Light refracts.

• Light travels from one medium to another.

• Light reflects into many different colors.

Answer explanation

NOT
Remember to look for and locate important words. The important word in this questions is NOT true.

Prism demonstrates refraction of light.

Tags

NGSS.MS-PS4-2

Afte light leaves the fiber, light will travel

• Back in the way it exited

• In a straight line

• Along the outside of the fiber

• In a circle

Answer explanation

Light travels in a straight line until it strikes an object or passes through a medium.

Tags

NGSS.MS-PS4-2

Which statement describes how position and work are related in this picture?

• A

• B

• C

• D

Answer explanation

Pushing and pulling can cause an object to change position and to move.

Tools such as swings, balls, and wagons can be used to help move objects

In addition to the items pictured, which of the following is needed?

• A meterstick

• A stopwatch

• A beaker

• A graduated cylinder

Answer explanation

Identify one more piece of equipment to complete the experiment.

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS2-1

NGSS.MS-PS2-2