Frequency Definition
Frequency is the number of waves passing a point per second. For example, higher frequency X-rays transfer more energy.
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Electromagnetic Spectrum
Fun Facts
- As you move along the electromagnetic spectrum from radio to gamma waves, the frequency increases.
- High-frequency waves, like gamma waves, transfer more energy than low-frequency waves, like radio waves.
- The wavelength and frequency of a wave are inversely related to one another, so increasing wavelength decreases frequency.
Why Do We Need To Know About Frequency
Learning about frequency helps us know how things like WiFi and microwaves work. Frequency is what makes these devices do their jobs, like letting us use the internet without wires and heating our food quickly. This idea of frequency is important because it makes a lot of our everyday technology work smoothly.
Frequency is also key in important areas like health care and space exploration. For example, doctors use it to see inside our bodies without surgery through MRI scans, and scientists study stars and planets with it. So, understanding frequency helps us make new tech, keep people healthy, and learn more about the universe.
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