Year 9 Light

The lowest part of the wave is?

• crest
• trough
• rarefaction
• wavelength

The highest point on a wave

• trough
• amplitude
• crest
• wavelength

Tags

NGSS.MS-PS4-1

Compressions are...

• associated with transverse waves

• associated with longitudinal waves

• light waves

• visible light

Wave height

• frequency

• wavelength

• amplitude

• wave speed

Tags

NGSS.MS-PS4-1

The number of waves that pass in a given amount of time.

• wavelength

• wave speed

• amplitude

• frequency

Rarefactions are...

• were waves are farthest apart

• were waves are closest together

• associated with transverse waves

• found near the crest of a wave

Which images are opaque?

• A & C
• A,C,E, & F
• D, E, & F
• A & E

Tags

NGSS.MS-PS4-2

Which explains why the fork looks different under water?

• light can't pass through the glass
• the wavelength of light lengthens
• the amount of light increases when going through water
• light is refracted at an angle

Tags

NGSS.4-PS4-1

NGSS.4-PS4-2

Why do we see objects as white?

• They absorb all light
• They reflect all light
• They absorb some light and reflect some light

Tags

NGSS.MS-PS4-2

The Law of Reflection:
The angle of incidence is _________ the angle of reflection

• bigger than
• the same as
• smaller than

Tags

NGSS.MS-PS4-2