Reflection and Refraction

The bouncing of light off a surface

• refraction

• translucent

• opaque

• reflection

Tags

NGSS.MS-PS4-2

Which surface would bounce back almost all the light waves that hit it?

• clear glass

• frosted glass

• mirror

• water

Tags

NGSS.MS-PS4-2

Mrs. Vasquez shouts down a well and hears an echo. What causes the echo?

• Sound is absorbed at a surface

• sound reflected from a surface

• the frequency of sound vibrations increases

• the frequency of sound vibrations decreases

Tags

NGSS.MS-PS4-2

What type of lens is shown?

• concave

• convex

• opaque

• translucent

what is it called when this happens?

• refraction

• reflection

• bent light

• light

Tags

NGSS.MS-PS4-2

Explain what is happening in the picture.

• Light is reflected.

• Light is absorbed.

• Light is generated

• Light is refracted.

Tags

NGSS.MS-PS4-2

_________________ is the change in direction of light waves as the waves pass from the air into water.  The light appears to bend.

• Reflection

• Refraction

• Defraction

• Mirror Image

What is the bending of light as it passes from one medium to another called?

• Reflection

• Refraction

• Diffraction

• Dispersion

Tags

NGSS.MS-PS4-2

Which of the following is an example of refraction?

• A pencil appearing bent in a glass of water

• A shadow forming on the ground

• A mirror reflecting an image

• A rainbow forming in the sky

Tags

NGSS.MS-PS4-2

When light travels from air into water, what happens to its speed?

• It increases

• It decreases

• It remains the same

• It becomes zero

Tags

NGSS.MS-PS4-2