End of Unit Test Light Waves

Could any of these lasers be giving off a different type of light?

• Laser 1

• Laser 2

• Laser 3

• All three lasers must be giving off different types of light

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What can happen to light when it hits an object?

• Light always goes straight through an object.

• Light always gets absorbed my objects.

• reflected

  transmitted

  absorbed

• refracted

  transmitted

  absorbed

Tags

NGSS.MS-PS4-2

When a material ______________ energy from light, the energy causes the material to change.

• transmits

• reflects

• refracts

• absorbs

Tags

NGSS.MS-PS4-2

The ability to make things move or change is

• frequency

• reflect

• energy

• matter

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Identify B on the image below. The distance from one peak of a wave to the next.

• Wavelength

• Amplitude

• Frequency

• Crest

Tags

NGSS.MS-PS4-1

_____________ means to take in.

• Reflect

• Refract

• Transmit

• Absorb

Tags

NGSS.MS-PS4-2

____________ means to bounce off without absorbing.

• Reflect

• Refract

• transmit

• absorb

Tags

NGSS.MS-PS4-2

Can light from the sun cause the paper to change color?

• Yes. Light from the sun can pull energy out of the paper, causing it to change color

• Yes. The paper can take in energy from the light, causing it to change color.

• No. Light is not a physical thing, so it cannot change physical things like paper.

• No. Light can only change things by warming them up, so it cannot cause the paper to change color.

Tags

NGSS.MS-PS4-2

Based on this information, which type of laser light can cut a hole in the silicone?

• Helium-neon laser

• Carbon dioxide laser

• Diode laser

• Any of these lasers

Tags

NGSS.MS-PS4-2

_____________ means to pass through.

• Refract

• Reflect

• Transmit

• Absorb

Tags

NGSS.MS-PS4-2