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100
This lens is thin on the edges and thicker in the middle. It refracts the light rays.
Convex lens
100
This lens is thick on the edges and thinner in the middle. It refracts light rays.
Concave lens
100
This lens makes items look larger.
Convex lens
100
This lens makes items look smaller.
Concave lens
100
This lens is used in eye glasses and magnifying glasses.
Convex lens
200
The type of light that humans can see.
Visible light
200
_______ colors absorb more heat than ______ colors.
Dark light
200
A pencil in a glass of water. It looks like the pencil is broken. This is an example of ________
refraction
200
This lens causes light to COME TOGETHER after it passes through the lens.
Convex lens
200
This lens causes light to SPREAD APART after it passes through the lens.
Concave lens
300
As light passes through this, it bends. It separates white light into all colors that make it.
Prism
300
Telescopes allow us to study things in outer space. These waves have the LOWEST frequency.
Radio waves
300
Telescopes allow us to study things in outer space. These waves have the HIGHEST frequency.
X-rays
300
What does ROYGBIV in the color spectrum stand for.
The order of colors in the rainbow / prism: red, orange, yellow, green, blue, indigo, violet.
300
Which type of surface reflects light MOST clearly?
a. angled and dark
b. curved and clear
c. dark and grooved
d. smooth and shiny
d. smooth and shiny
400
Tracy's backpack reflects green light. It absorbs all other colors of light. What color is Tracy's backpack?
a. black
b. brown
c. green
d. white
c. green
400
You can make a sharp shadow blurry by increasing
a. The size of the object.
b. The shape of the object.
c. The distance from the object to its shadow.
d. The distance from the object to the light source.
d. The distance from the object to the light source.
400
Alice holds an object that is transparent. It can separate white light into colors. Alice has a
a. lens
b. magnifying glass
c. mirror
d. prism
d. prism
400
What is true about a white object?
a. It absorbs all colors.
b. It reflects all colors.
c. It looks white in any color of light.
d. It absorbs some colors and reflects others.
b. It reflects all colors.
400
Reflections occur when light waves
a. Separate into colors.
b. Bounce off a surface.
c. Are taken in by a surface.
d. Bend as they move from air to water.
b. Bounce off a surface.
500
How do the lenses in eyeglasses help correct a person's vision?
a. They bend light.
b. They reflect light.
c. They absorb light.
d. They separate white light into colors.
a. They bend light.
500
Sometimes you can see a rainbow when you look at a lawn sprinkler on a sunny day. This is because the water droplets
a. absorb light
b. separate light
c. are transparent
c. magnify objects
b. separate light
500
CONVEX LENS - This lens makes items look larger.
500
CONCAVE LENS - This lens makes items look smaller.
500
Which describes why a strawberry is red?
a. It absorbs red light.
b. It reflects red light.
c. It refracts red light.
d. It reflects all light except red light.
b. It reflects red light.