Introduction To Physical Science

Chapter 18: Electromagnetic Waves

Section 1 Self-Check Quiz-Eng.

1
Which of the following types of waves can travel through space?
A)electromagnetic
B)mechanical
C)transverse
D)compressional
2
Waves that use matter to transfer energy are called __________ waves.
A)electromagnetic
B)mass
C)mechanical
D)medium
3
Sound waves cannot travel in outer space because __________.
A)they are electromagnetic waves
B)the gas molecules in outer-space are too far apart
C)they cannot travel through a medium
D)they are mechanical waves
4
What type of waves do not require matter to carry energy?
A)electromagnetic
B)mechanical
C)compressional
D)transverse
5
Electromagnetic waves are made by __________.
A)vibrating air molecules
B)vibrating electrical charges
C)vibrating water molecules
D)strong compressions
6
The interaction between two magnets is called __________.
A)magnetic force
B)a magnetic field
C)polarity
D)current
7
What exerts the force that causes other electric charges to move?
A)electrical poles
B)insulators
C)conductors
D)the electric field
8
Protons have a __________ charge and electrons have a __________ charge.
A)positive, negative
B)positive, neutral
C)negative, positive
D)negative, neutral
9
Electric current passing through a wire produces __________.
A)a permanent magnet
B)geographic poles
C)a compass
D)a magnetic field around the wire
10
Magnetic fields that surround all magnets exert __________.
A)the magnetic force
B)electric current
C)air pressure
D)resistance
11
The negatively charged particles in an atom are called __________.
A)protons
B)neutrons
C)negatrons
D)electrons
12
__________ is the number of vibrations that occur in 1 s.
A)Wavelength
B)Frequency
C)Amplitude
D)Interference
13
The energy carried by an electromagnetic wave is called __________ energy.
A)mechanical
B)thermal
C)radiant
D)potential
14
__________ is the distance from the top of one crest of a transverse wave to the top of the next crest in that wave.
A)Amplitude
B)Frequency
C)Wavelength
D)Wave velocity
15
In which of the following materials will light travel fastest?
A)air
B)water
C)vacuum
D)glass
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