Light enegy unit 4 dh

What is a term that identifies a range of light rays organized by frequency and wavelength?

• refraction

• reflection

• electromagnetic spectrum

• diffraction

Tags

NGSS.HS-PS4-1

Which would best describe the effects of a colorful sunset?

• reflection

• refraction

• diffraction

• translucence

Tags

NGSS.MS-PS4-2

What does light do for all images?

• makes images larger

• makes images smaller

• nothing

• bends it

Tags

NGSS.MS-PS4-2

Why would you not be able to see a reflection?

• rough surface

• object being reflected has no color

• reflecting surface is liquid instead of a solid

• light rays bounce off the reflecting surface in a single direction

Tags

NGSS.MS-PS4-2

How are you able to see a reflection?

• a rough surface

• object with no color

• reflecting surface is a liquid instead of a solid

• light rays bounce off the refleting surface in a single direction

Tags

NGSS.MS-PS4-2

What property of ligh would best describe materials that you can't see through?

• opaque

• infrared

• reflective

• translucent

Tags

NGSS.MS-PS4-2

Which type of waves are transmitted by a televison remote control device?

• radio waves

• infrared waves

• x-ray waves

• microwaves

What is the difference in how sound and light waves travel?

• light spreads in all directions

• light can travel through a vacuum and sound cannot

• light travels in straight lines from it source

• sound travels through a vacuum

What would be a good explanation for the use of concave and convex lenses in eyeglasses?

• concave lenses are useful for spreading light waves

• different vision problems require one type of lens or the other

• both lenses are different in shape but not in function

• in all eyeglasses, both lenses work together to correct vision.

What does an object viewed close up through a concave lens look like?

• smaller and right- side up

• larger and upside down

• larger and right-side up

• smaller and upside down