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10Electromagnetic waves do not require a medium to travel.
Light from the sun reaches earth through vacuum.
Electromagnetic waves are mechanical waves.
Energy is conserved in electromagnetic waves.
Electromagnetic waves travel at the speed of sound.
Ultraviolet rays are electromagnetic waves.
Electromagnetic waves are transverse waves.
Vibration of electric and magnetic fields occurs in electromagnetic waves.
Electromagnetic waves lose energy due to absorption by vacuum.
X-ray machines produce electromagnetic waves.
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Which of the following electromagnetic waves is used in the remote control technology of a television?
Which wave can travel through vacuum?
Which is an electromagnetic wave?
Energy transmission without medium is called
The speed of electromagnetic waves is
Which field vibrates in electromagnetic waves?
Electromagnetic waves are
Which wave carries heat energy?
Which device produces electromagnetic waves artificially?
Electromagnetic waves can travel
A wave that does not require a medium is called an ______ wave.
Light travels through ______.
Energy transfer in electromagnetic waves is called ______.
Electromagnetic waves propagate at the speed of ______.
The ______ of light is 3 × 10^8 m/s.
Sunlight reaches the ______ in 8 minutes 20 seconds.
Electromagnetic waves are ______ waves.
Infrared rays carry ______ energy.
Radio transmitters produce ______ waves.
Electric and magnetic fields vibrate ______ to wave direction.