***Light Waves Review

Which word means to form a mental picture of something that cannot be seen?

• Visualize

• Absorb

Which of these best describes light?

• To bounce off without absorbing

• Something that carries energy from one place to another

Tags

NGSS.MS-PS4-2

What is the definition of wave?

• To form a mental picture of something that cannot be seen

• A pattern that describes how energy is carried from one place to another

Tags

NGSS.MS-PS4-1

Click on the three things light can do with it interacts with a material:

• Absorb into

• Wavelength

• Transmit through

• Reflect off

Tags

NGSS.MS-PS4-2

What effect of light does this picture show?

• Transmit through

• Reflect off

Tags

NGSS.MS-PS4-2

On the World Ultraviolet Light map, Australia is covered in yellow. What does this mean for the amount of ultraviolet light hitting the surface in Australia?

• There is a lot of ultraviolet light hitting Australia.

• There isn't very much ultraviolet light hitting Australia.

Look at the picture. Which of these signals would be easier to stop and start?

• Analog, because it keeps going.

• Digitized, because it moves between the numbers of 0 and 1.

Tags

NGSS.MS-PS4-3

Look at the picture. Low energy waves are on the left side and high energy waves are on the right side. Which has more energy?

• Radio waves

• X-ray waves

Tags

NGSS.MS-PS4-1

On this picture, find where it says wavelength. Wavelength is the distance between the peaks of a wave. The wavelength for these two waves is:

• The same

• Different

Tags

NGSS.MS-PS4-1

What causes material to change?

• energy

• emit

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4