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Alborosie
3 years ago
11

How many degrees is a acute angle?

Geography
2 answers:
Contact [7]3 years ago
8 0
An acute angle is less than 90 degree ;)
RUDIKE [14]3 years ago
5 0
<span>an angle that is less than 90°</span>
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Explanation:

Radiation means ‘energy that is transported from one spot to another without the need of direct contact between the two locations’, Light in each carries a different amount of energy, this is what we call electromagnetic radiation or electromagnetic waves. Gamma rays are the most energetic, and radio is the least.

<em>In order from longest to shortes wavelenghts we have:</em>

  • Radio waves: they are made by various types of transmitters, given off by stars, sparks, and lightning, they have the lowest frequencies (longest wavelenghts) in the electromagnetic spectrum and are used mainly for communications.
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  • X-rays: they are very high-frequency waves that carry a lot of energy. They will pass through most substances, and this makes them useful in medicine and industry to see inside things.
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In the image, I annexed you can see the electromagnetic spectrum with the type of radiations from the shortest to the longest wavelengths.

I hope you find this information useful and interesting! Good luck!

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2 years ago
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