A hypothesis MUST be testable.
answer: The atoms of different elements all have different numbers of protons. Meanwhile, the mass number of an atom consists of the total number of protons and neutrons it contains
Explanation:
Answer:
False, major false. A galaxy is a small portion of the entire universe... it contains plants, stars, asteroids, moons are insignificant compared to it. Also, pretty much all moons are larger than planets so that wouldn't even make sense.
The answer is coal, C.
It takes a long time to regenerate, therefore it is labelled as non renewable energy.
<span>Prior to 1879, people who studied behavior associated themselves with biology.
In the past, it was thought that certain behaviors were only the result of biology. Those scientists assigned various mental disorders to problems within that person's body, when in fact, not all mental disorders come from biological problems.
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