Sound & Light Energy Review

Mr. Steiner wants to heat up water to boil eggs for breakfast. What color cup would he use to increase the temperature of the water?

• blue because it reflects all colors

• white because it reflects all colors

• red because it reflects red and absorbs O,Y,G,B,I,V

• black because it absorbs all colors and turns it into heat

What color(s) does the flower reflect? (Check all that apply)

• Green

• Red

• Blue

• Yellow

What color(s) does the flower absorb? (Check all that apply)

• Green

• Blue

• Yellow

• Red

Mrs. Wise wants to keep her dog Cookie cool and comfortable during the summer heat. What could Mrs. Wise do to Cookie's doghouse to keep him cool? (Check all that apply)

• Paint the walls black instead of blue

• Paint the walls white

• Replace the clear plastic roof with sheets of aluminum metal

• Nothing, keep the design the same

We are able to see objects and their colors because light

• absorbs

• transmits

• reflects

• refracts

Select all transparent objects below:

• 
• 
• 
• 

What conclusion can you make based on the picture?

• Light travels in all directions

• light needs a medium to travel

• light travels in straight lines

• light cannot be stopped by objects

Identifies the properties of light below in order

• A. Reflect, B. Transmit, C. Absorb

• A. Transmit, B. Absorb, C. Reflect

• A. Absorb, B. Reflect, C. Transmit

• A. Reflect, B. Absorb, C. Transmit

Mr. Frederick took his family camping and were having a bonfire. His children looked up and noticed all of the bright stars in the night sky. Stars are evidence that:

• There are other life forms in far away galaxies

• Light travels through a vacuum (outer space)

• The jetson's are not fake news

• People are lighting fireworks off on the moon

• A glass prism reflects light back to it's incoming direction

• A glass prism transmits light straight through it

• A glass prism absorbs all of the colors of the spectrum so no light passes through

• A glass prism refracts light into the colors of the spectrum