What do you call objects that allow all light to pass through them?
Transparent objects
100
What do you call objects that do not allow any light to pass through them?
Opaque objects
100
What makes a pencil look broken when it is placed in a cup of water?
Refraction
100
Why do you see lightning before you hear thunder?
Light travels faster than sound.
100
What color coat would help you feel warmer on a cold sunny day- white or black?
Black
200
What is the term for when light waves bounce off an object?
Reflection
200
What do you call objects that allow some light to pass through them?
Translucent objects
200
What travels faster, light or sound?
Light
200
Explain an example of when light reflects and an example of when light refracts.
Reflect- mirror, reflectors, etc.
Refract- straw in water, arm in pool, etc.
200
Explain why it feels cooler when you are sitting in the shade on a hot sunny day.
The sunlight does not hit you so you are not absorbing light energy.
300
Give three examples of transparent objects.
Answers may vary.
300
What is the term for when light waves bend when passing from one medium to another?
Refraction
300
Light can do 4 different things. What are they?
Name 3
Light can be reflected, refracted, transmitted, and absorbed.
300
Sunlight can be bent by raindrops causing this event to happen?
Rainbow
300
List the colors of the rainbow in order.
Red, orange, yellow, green, blue, indigo, violet
400
What is the term for when light passes through an object?
Transmit
400
What tool can be used to separate white light into all colors of visible light?
A prism
400
What are the lenses that make objects appear smaller?
Concave lenses
400
If light strikes a mirror at a 35 degree angle it will reflect out at what angle?
35 degrees
400
You are looking at a banana. Explain which colors are being absorbed and reflected.
Yellow is reflected and ROGBIV are absorbed
500
What is a medium?
Something that light travels through.
or sound!!!!
500
What is the color that absorbs almost all the light
black
500
You are underwater, wearing goggles. You see a plastic torpedo on the bottom of the pool. The light reflected off the torpedo has to travel through three media in order to get to your eye. List the media in order.
1. water 2. plastic on goggles 3. air
500
What tool does a lens reflect an image onto film to be printed
Camera
500
What happens when red light is shined on purple object