Show:
Materials
Travel
Properties
Characteristics
Miscellaneous
100

Raindrops can separate light, causing them to act like _________.

Prisms

100

True or False. 

Light travels through empty space. 


True

100

_________ is a property of light, and refers to the intensity or amount of light. 

Brightness

100

True or False. 

Light moves in a straight beam.


True

100
Light is a form of _________.
Energy
200

An opaque object lets ______ light  pass. 

NO

200
The bouncing of light off an object is  ____________.

Reflection

200

Most lampshades are made out of translucent materials, rather than transparent.

Explain why this is. 

The light from the lamp would be too bright if the shade was transparent. 

200

When light reflects, and bounces back, it travels in 

a. straight line

b. two different directions

c. many different directions

d. stops traveling

c. Many different directions

200

Light is energy we _______.

See

300

A translucent object lets ___________ light pass. 

Some / a little

300

Putting a pencil in water is an example of ____________, which is the bending of light. 

Refraction

300
Light must be created or reflected in order to be _________.

Visible

300

When light hits a pool, it ________ and bends when the light passes from air to water.

a. slows down and changes  direction, bouncing off surfaces of the water

b. speeds up and moves in a straight line 

c. slows and bends at the point the light hits the water

C. Slows and bends

300
An example of a source of light is...

Sun

Candle

Fire

Lightning

Projector

400

An example of a transparent object is ___________.

Glass

Plexiglass

Air


400

Light bends or  refracts  because light has  hit an object that changes the __________ and ___________ of the light. 

Direction / Speed

400

Name the colors in order. 

Red

Orange

Yellow

Green

Blue

Indigo

Violet

400

Light reflects better off ______ and ________ materials.

a. shiny and bumpy

b. shiny and smooth

c. dark and thick

b. shiny and smooth

400

An example of something that reflects light is... 

Us

White Board

Moon

500

Izzy can see David through the door, but it is fuzzy and she can't see any details. The door must be _________.

Translucent

500

A prism ________ light by refracting or __________ it. 

Separates / bending

500

Black means all colors are _________, while white means they are all _______.

Absorbed / Reflected

500
The moon looks bright because it reflects the Sun's light. Which best represents that relationship?

a. two tennis balls

b.flashlight and mirror

c. two glowing ligh bulbs

d. burning candle and lens

b. flashlight (sun) and Mirror (moon)

500

How can astronomers detect stars that are far away?

See the light energy that stars give off