SOUND and LIGHT

Rays that pass through a surface are called ___________ rays, these rays BEND.

Tags

NGSS.MS-PS4-2

If you blew into a straw harmonica on the short side would it be high pitch or low pitch

• low

• high

Tags

NGSS.MS-PS4-1

What does a light wave look like?

• straight line

• wiggly line

• zig zag line

What are 2 different light sources?

• artificial light

• white light

• natural light

• black light

What is the top of the wavelength?

• crest

• valley

• trough

• length

What is compression?

• compression is when the wavelength is spread out

• compression is when the wavelength bunches together

• compression is when white light travels

• compression is when your feet stick together

Tags

NGSS.MS-PS4-1

What is frequency?

• Frequency is the number of waves that pass a point in a period of time

• Frequency is difference in sound

• Frequency is how low or high a sound is

• Frequency is when no light passes through

Tags

NGSS.MS-PS4-1

What is translucent look like?

• 
• 
• 

Tags

NGSS.MS-PS4-2

Pitch is how low or ____ a sound is

What is the difference between reflection and refraction?

• reflection changes color and refraction changes size

• reflection bends and refraction bounces off

• reflection bounces off and refraction bends

• Because no light passes through

Tags

NGSS.MS-PS4-2