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WorksheetsWaves in Communication
Total questions: 16
Worksheet time: 8mins
Which is point C on the speaker diagram?
Permanent Magnet
Cone
Electromagnet
Transistor
Sound waves can travel through all except:
Gases
Liquids
Solids
Outer Space
Which wave has the highest frequency?
1
2
3
4
Which wave had the highest amplitude?
1
2
3
They are the same
______ waves have to travel through a medium such as a solid, liquid or gas.
Mechanical waves
Electromagnetic waves
Electrical waves
Molecules
On a transverse wave which is represented by point B?
Wavelength
Crest
Amplitude
Trough
At what points would you measure the wavelength of a sound wave?
Crest to Crest
Rarefaction to Compression
Compression to Compression
Rarefaction to Rarefaction
Radio Waves are an example of _________ waves.
mechanical
electromagnetic
light
sound
the number of waves that pass a certain point per second.
wave speed
frequency
amplitude
wave cycle
Frequency is always measured in _________
kilometers
Hertz
centimeters
What is transferred from one point to another in a wave?
Matter
Light
Energy
Magnetism
The electromagnet in a microphone converts the vibrations from sound waves into ______
different amplitudes of sound
electric energy
digital data
Mechanical
Fluctuating electrical impulses cause the strength of the ____________ to change. This causes the diaphragm and speaker to move at different speeds
air molecules
permanent magnet
electromagnet
modulation
Which is point A on the speaker diagram?
Permanent Magnet
Resistor
Electromagnet
Transistor
