They would know if they see anything like traces of water or anything else that would be nessecary for a living organism to have. They look for these with technology like the hubble telescope as well as the drone on Mars to gather as much information as possible.
Answer:
- <u>evolution, adaptation
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Question: Which process in evolution makes organisms able to survive in their habitat?
Answer: Adaptation
Question: What is an outcome of observation generally called that enables to test hypotheses and theories?
Answer: Data
Question: What is a sequence of nucleotides in DNA called?
Answer: Gene
I pretty sure it is because the earth is bigger than the moon
Because if there is a minimal variation of it the normal state of pH, it can cause severe effects in the brain, arteries, the heart, and other organs.
In other words, it can have some serious effects on the body systems that can lead big diseases, like cancer.