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Waves, Circuits, and Electromagnetic Spectrum

Total questions: 20

Worksheet time: 16mins

Name
Class
Date
1.
A disturbance that transfers energy from place to place is called a __________. 
a)
Wave
b)
Medium
c)
Vibration
d)
Compression 
2.
Electromagnetic waves can transfer energy without a(an) _________. 
a)
Medium
b)
Electric Field 
c)
Magnetic Field 
d)
Change in either a magnetic or an electric field 
3.
Visible light is which type of wave?
a)
seismic
b)
mechanical
c)
longitudinal
d)
electromagnetic
4.

Electromagnetic waves vary in?

a)

wavelength and brightness.

b)

speed and color.

c)

brightness and color.

d)

wavelength and frequency.

5.
Waves transfer
a)
water. 
b)
wind. 
c)
energy. 
d)
particles. 
6.
A sound wave can travel through a vacuum or empty space.
a)
True
b)
False
7.
A sound wave requires a medium, or material to travel through.
a)
True
b)
False
8.
A green plant appears green because it is absorbing all colors except
a)
yellow.
b)
blue.
c)
red.
d)
green.
9.
The picture shows an electrical circuit. This circuit is a series circuit because: 
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
10.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will stay on
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
11.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
12.

A coil of wire rotating within a magnetic field will...

a)

cause a fire.

b)

create a stronger magnetic field.

c)

create an electrical current

d)

cause the magnet to become stronger

13.
Like poles of a magnet do what?
a)
repel
b)
attract 
c)
nothing 
14.

What creates a magnetic field?

a)

charged particles that do not move

b)

moving electric charges

c)

gravity

d)

an isolated magnetic pole

15.

The wire is in direct contact with the glass cover of the compass. When both ends of the wire are connected to the battery terminals, the compass needle will no longer point north. This is because...

a)

the earth’s magnetic field changes when electric charges move through the wire

b)

moving electrical charges produce heat

c)

the wire is naturally magnetic

d)

moving electrical charges produce magnetic fields

16.

Two factors that determine work are

a)

force

b)

acceleration

c)

mass

d)

distance

e)

velocity

17.
Energy can not be created or destroyed, only converted from one form to another.
a)
true
b)
false
18.
Which is doing work?
a)
pushing a wall
b)
holding a box
c)
picking up a pencil
d)
sitting in a chair
19.
Which of the following is the best example of work being done? 
a)
doing homework
b)
lifting a box
c)
pushing a stationary box
d)
holding a box
20.
A force exerted over a distance to move an object is ______________________.
a)
power
b)
work
c)
momentum
d)
Watt

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