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Shalnov [3]
3 years ago
15

Which piece of evidence helps prove the Big Bang Theory?

Biology
2 answers:
geniusboy [140]3 years ago
5 0
All the galaxies appear to be moving away from each other. This proves the universe is expanding which supports the theory of a Big Bang explosion.
olasank [31]3 years ago
4 0
All galaxies appear to be moving away from each other. It’s because the Big Bang was an explosion, which caused everything to be spread out everywhere. So now, they’re constantly moving away from each other.
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98. All of the following are true of water EXCEPT A) neighboring molecules are held together by hydrogen bonds. B) it is less de
Anon25 [30]

Answer:

C) it is a polarized molecule, where the oxygen is slightly positive and the hydrogens are slightly negative.

Explanation:

The water molecule is polarized, but the oxygen atom is slightly negative and the hydrogens are slightly positive.

Electronegativity is a property that measures how much an atom will tend to attract electrons towards itself. Because electrons are negatively charged, the more electronegative an atom is, the more negative its partial charge will be.

Oxygen is much more electronegative than hydrogen, and thus it will attract the electrons in the molecule, keeping them away from the hydrogens.

3 0
3 years ago
Substance in the atmosphere that harm an organism being and alter the environment in which they live, are known as what?
goblinko [34]
All of the above or the answer choice A
7 0
3 years ago
Out of hypothesis,theory and law, which ocurrs before the experiment is completed?
Ksivusya [100]

Answer: (<em><u>Hypothesis</u></em>)

(Basically before you complete a scientific experience you want to create or make a guess on what the outcome result is gonna end up as. A hypothesis is basically a wild guess or a estimate of what <u>YOU </u>think the outcome result is gonna be)

<u>Hope this helps have a great day :D</u>

3 0
3 years ago
The chemical equation of photosynthesis includes 602. What does the small number after the O represent?
AleksAgata [21]

the number of oxygen atoms in each oxygen molecule

Explanation:

The subscript in O₂ signifies the number of oxygen atoms in each oxygen molecule.

An atom is the smallest indestructible particle that takes part in chemical reactions.

Molecules are combinations of atoms. They are usually formed when two atoms combines and shares their valence electrons to form covalent bonds.

  • An oxygen molecule O₂ is made up of two oxygen atoms.
  • The oxygen atoms are held by covalent bonds.
  • The 6 coefficient denotes the volume or number of molecules.

Learn more:

Atoms brainly.com/question/10419836

#learnwithBrainly

6 0
3 years ago
What is the point in the sky straight above your head?
DaniilM [7]
The point straight overhead on the celestial sphere for any observer is called the zenith and is always 90 degrees from the horizon. :) I hope this helped !
4 0
3 years ago
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