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which of the following statements about paleontology is true?

complete skeletons are usually found.
paleontologists work against archeologists.
single bones from different organisms can look alike.
artifacts can us understand the structure of past organisms.

Single bones from different organisms can look alike.

Explanation:

i would say this because it doesnt matter what animal it is they can have 1 or more bone that is exact size and length

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.