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jekas [21]
4 years ago
7

What happens to an electromagnetic wave as it passes from space to matter

Chemistry
1 answer:
Angelina_Jolie [31]4 years ago
8 0
<span>When an electromagnetic wave passes from space to matter, some part of the energy is absorbed by the matter and it increases its energy. The wave may reflect and some part may pass through the matter depending on the amount of energy they have. The amplitude of the wave decreases if some parts of it are reflected. </span>
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Most galaxies in the universe are irregular-shaped galaxies. True False.
GalinKa [24]

Galaxies are the lump of matter. The shape of major galaxies is spiral shape. Thus, the given statement is false.

<h3>What are the shapes of galaxies?</h3>

The galaxies are the lump of dust and mass, held together by the gravitational force. The galaxies are continuously moving in the universe.

The formation of galaxies is believed to be due to the force of attraction between the components.

The shape of major galaxies is assumed to be spiral-shaped, however, the irregular shape galaxies are also present.

Thus, the given statement about the shape of galaxies is false.

Learn more about galaxies, here:
brainly.com/question/2905713

7 0
2 years ago
PLEASE HELP ASAP!!!<br> K+ has how many electrons? <br> -19<br> -18<br> -20<br> -none of these
Y_Kistochka [10]

Answer:

Its 19.

Explanation:

K (potassium) has 19 electron according to the atomic number in the periodic table. The atomic number tells you the number of protons and electrons.

8 0
3 years ago
PLEASE HELP ME ASAP!!!!!! YOU GET 10 POINTS!!!!!!
Semmy [17]

Answer:

Here is the ANSWER KEY, it may also has other of the questions you don't know :)

Explanation:

https://sciencewithhorne.weebly.com/uploads/5/7/3/5/57358947/unit_11_hw_key.pdf

3 0
3 years ago
Check my answers please and see if I'm right!
Ludmilka [50]
Density is too do with how much of a mass is condensed or concentrated in a unit of volume: Density = Mass / Volume
So applying it to the given data:
10/2 = 5
Density is 5 g/ml
[ml is usually the equivalent of one cm³, so it could also be written as 5 g/cm³ I guess]
4 0
4 years ago
Sound waves are mechanical waves in which the particles in the medium vibrate in a direction parallel to the direction of energy
Viefleur [7K]
Answer b longitudinal waves
6 0
4 years ago
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