Electromagnetic waves are what transfer electromagnetic radiation through space, which is involved in a number of applications such as microwaves, radio waves, gamma rays, infrared, x-rays light and ultraviolet. As you can see, it has many uses. What are the details of these uses? You tell us!
Questions and Answers
EM waves have different ______
The _______ of an EM wave also determines its characteristics and uses.
______ frequency EM waves, with more electromagnetic vibrations per second, have more energy.
Higher-frequency EM waves, with more electromagnetic wibrations per second, have more _______.
Lower-frequency EM waves, with ______ wavelengths, have less energy.
The range of all EM frequencies is known as the electromagnetic ________.
Radio waves have _____ wavelengths than gamma rays.
Microwaves are part of the ____ wave range.
_____ waves are located at 10000000000000 (10^13) hertz.
All EM waves move at the _____ speed in a vacuum.
_____ rays have a frequency of 100000000000000000000000 (10^23) hertz.
A radio ______converts sound waves into radio waves.
An AM signal is encoded int the signal by varying the ________.
FM singals are encoded by varying the radio waves ______.
_____ stands for radio detection and ranging.
Cell phones use a radio transmitter and receiver that uses ________.
____________, visible, and ultraviolet light have mid-range wavelengths and frequencies.
X-rays and gamma rays have _____ wavelengths and high frequencies.
X-rays and gamma rays have short wavelengths and ____ frequencies.
Select the electromagnetic wave with the longest wavelengths