WorksheetsUnit 5--Energy and Light Review
Total questions: 20
Worksheet time: 10mins
When sunlight hits Earth, it can be reflected, refracted or absorbed. Which is most likely to refract light?
a lake
mud
concrete
mirror
At a music concert, there are many different lights shining on the stage. There is a round spotlight that creates a round area of light that surrounds the singer. Which sentence best explains why the area of light is round?
Light is always round.
Light reflects off the stage.
Light travels downward.
Light travels in a straight line.
Which of the following shows light being absorbed?
light striking a black t-shirt
light traveling through a prism
light bouncing off of a cup
light passing a window
When I turn on a flashlight, how will light travel when it turns on?
The light will only travel through matter.
The light will travel in a curvy line until it strikes an object or another material.
The light will travel in a straight line until it strikes an object or another material.
The light will travel in an upward direction.
On a hot day, Ms. Green turned on a hand-held fan. She feels the cool breeze on her face. What happened when she turned on the fan?
The energy caused motion.
The energy caused light.
The energy did not leave the battery.
The switch
turns on.
Dr. Brown uses a flashlight during a Science demonstration. What will happen when she shines the light at a mirror?
The mirror will absorb the light.
The mirror will reflect the light.
The mirror will bend the light.
The mirror will refract the light.
When I turn on a flashlight, how will light travel when it turns on?
The light will only travel through matter.
The light will travel in a curvy line until it strikes an object or another material.
The light will travel in an upward direction.
The light will travel in a straight line until it strikes an object or another material.
Which way best describes how light moves?
in circles
straight line
slowly
faster through opaque objects
Why does a straw look broken when you put it in a cup of water?
Light is being reflected.
Light is broken.
Light is being refracted.
The colors are being separated.
What kind of surface will NOT have a clear reflection?
Smooth lake
Bumpy, rough surface
Mirror
Smooth surface
The taking in of light by a material....
absorption
reflection
refraction
dark colors
What happens to light passing through a prism?
It goes right through it.
It bounces off it.
It bends and the light separates.
It goes around it.
A black and white car were in the parking lot all day. Compare the temperatures of the two cars.
The black car would be cooler.
The black car would be hotter.
The white car would be hotter.
They would be the same temperature.
The length of a shadow depends on the _____________ of the light.
clouds in the sky
brightness
angle
Kim places a small star on a flashlight and turns it on. She shines the light on the ceiling. What would the beam of light shining on the ceiling look like?
The light would shine black, and the star would be white.
The light would shine white, and the star would be black.
The light and star would both be black.
The light and star would both be white.
Two groups are exploring with flashlights and mirrors. One group has their light reflect back to them. The other group has their light go to the left. What is making the difference in the reflections?
One flashlight is brighter than the other.
One mirror was bigger than the other mirror.
One group held their mirror at an angle.
One group left the room bright, and the other group had the room dark.
Ayan created a water boat with a propeller. He winds the propeller by twisting a rubber band. Ayan holds the rubber band to keep it from turning. What happens to the propeller's energy when Ayan lets go?
Potential energy increases.
Kinetic energy decreases.
Kinetic energy changes to heat energy.
Potential energy changes to kinetic energy.
Daisy places a triangle on the flashlight and turns it on. She shines the light with the triangle onto the ceiling. Which of the following images will be shown on the ceiling?
Where will the tree's shadow be?
A
B
C
Shadow is formed when light is _________ by an object.
blocked
lessened
divided
fromed
