Light Waves Chapter 3 "Critical Juncture Assessment"

Why do we wear sunscreen to protect ourselves from UV light?

• Our skin takes in UV light as energy causing damage and the sunscreen blocks the absorption

• Our skin reflects the UV light and the sunscreen blocks the reflection

• UV light is transmitted through our skin and the sunscreen blocks this transmission

• Because our mom told us to

Tags

NGSS.HS-PS4-4

Jane wears "mood changing" nail polish. She thinks that the color change is due to heat because the color changed while she was outside on a sunny day. But when she put her hands under a lamp nothing happened. Why might this be happening?

• Maybe the color is actually dependent on her mood

• The lamp wasn't warm enough

• Her nails absorbed a different type of light from the sun than the light from the lamp

• Her nails transmitted a different type of light from the sun than the light from the lamp

Tags

NGSS.MS-PS4-2

When can light cause damage to a material?

• When light is reflected by a material

• When light is taken in as energy by a material

• When light is transmitted through a material

• When light attacks a material

Tags

NGSS.MS-PS4-2

Light ____________ energy

• Light is energy

• Light carries energy

• Light creates energy

Tags

NGSS.MS-PS4-1

A gamma ray and an x-ray are pointed at an object. Determine if there is damage based on the following:

the gamma ray transmitted through the object

the x-ray reflected off the object

• the gamma ray caused damage but the x-ray did not

• the x-ray caused damage but the gamma ray did not

• both caused damage because they were pointed at the object

• neither caused damage because neither light was absorbed

Tags

NGSS.MS-PS4-2

After years of sitting in the sun your wooden coffee table has faded this is evidence of what?

• light being taken in as energy causing damage

• light being reflected off the table causing you to see a different color

• light being transmitted through the table

• that it's time to get a new coffee table

Tags

NGSS.MS-PS4-2

What does it mean "to take in"?

• emit

• absorb

• energy

• reflect

Tags

NGSS.MS-PS4-2

What does it mean "to give off"?

• emit

• absorb

• energy

• reflect

Tags

NGSS.MS-PS3-5

What has the ability to make things move or change?

• light

• energy

• force

• friction

Tags

NGSS.MS-PS3-5

NGSS.MS-PS2-2

Can light pull energy out of objects causing them to change?

• Yes, light gets energy from objects causing them to change

• No, light carries energy causing objects to change

Tags

NGSS.MS-PS4-2