WorksheetsEnergy...its ELECTRIFYING!!!
Total questions: 15
Worksheet time: 12mins
Name
Class
Date
1.
5.6B If you were building a circuit, why would you use copper and not rubber to send electricity through the circuit?
a)
Copper is a better insulator.
b)
Rubber is a better conductor.
c)
Copper is an insulator, but rubber is a conductor.
d)
Copper is a conductor, but rubber is an insulator.
2.
5.6B Turning on a bulb in a lamp demonstrates that electrical energy can be used to produce which of the following?
a)
light and heat energy
b)
light energy and resistance
c)
light energy and an open circuit
d)
light and mechanical energy
3.
5.6B Which of the following forms of matter has the ability to conduct electrical energy?
a)
wood
b)
plastic
c)
ceramic
d)
copper
4.
5.6A Suppose you are listening to a musician using energy to play a song on his trumpet. What forms of energy is he using?
a)
electrical energy and sound energy
b)
mechanical energy and sound energy
c)
chemical energy and thermal energy
d)
thermal energy and mechanical energy
5.
5.6A Landon has been exploring the uses of sound energy. He has discovered that scientists use sound-energy technology to make images of underwater objects. What is this technology called?
a)
ultrasound
b)
sound insulation
c)
sonar
d)
amplification
6.
5.6C The colors of a rainbow demonstrate which aspect of light?
a)
reflection
b)
refraction
c)
diffraction
d)
translucence
7.
5.6C You see yourself when you look in the mirror? What does this demonstrate about light?
a)
that light is translucent
b)
that light can be refracted
c)
that light can be reflected
d)
that light cannot change direction
8.
5.6C Which object is used in cameras, DVD players, telescopes, and microscopes to refract light?
a)
lens
b)
lamp
c)
laser
d)
mirror
9.
5.6C If you were observing light shining on a rough piece of granite, which term would you accurately use to describe how it reacts to light?
a)
opaque
b)
reflected
c)
transparent
d)
transluscent
10.
Students are asked to create a system using two mirrors and a flashlight to hit a target with a beam of light. Which diagram correctly uses the two mirrors and the flashlight to hit the target?
a)
A
b)
B
c)
C
d)
D
11.
What is one problem with using a series circuit?
a)
It has a lot of series.
b)
If one goes down, they all go down!
c)
It doesn't work properly.
d)
There are no problems.
12.
Hot-air balloons rise when a burner, positioned under the opening of the balloon, uses propane to create a blast of fire. What form of energy causes a hot-air balloon to rise into the air?
a)
mechanical
b)
light
c)
thermal
d)
electrical
13.
Which of the following is an example of the use of sound energy?
a)
a bat using echolocation to find its prey
b)
blades on a wind turbine spinning
c)
a campfire heating hot dogs
d)
a power plant using coal for power
14.
Headphones get electrical energy from the device to which they are attached. The headphones change this energy into what other kind of energy?
a)
sound
b)
light
c)
thermal
d)
mechanical
15.
What type of energy source does a solar panel use?
a)
sound
b)
mechanical
c)
thermal
d)
light
100 %
