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.
Desity=V/M so you would divide 12.0 by 6 and you would get 2.
The answer is 2.
answer:
radio wave
x-ray
Explanation:
Radio waves, microwaves, visible light, and x rays are all examples of electromagnetic waves that differ from each other in wavelength. ... These waves are also called "electromagnetic radiation" because they radiate from the electrically charged particles.
Answer:
<em><u>Nutrients help break down food to give organisms energy</u></em>
Explanation:
Nutrients are chemical substances found in every living thing on Earth. They are<em> necessary</em> to the lives of people, plants, animals, and all other organisms. <u><em>Nutrients help break down food to give organisms energy</em></u>. The human body can also synthesize some nutrients, such as <em>amino acids</em>.
Answer: A
Explanation: The reactants of photosynthesis are everything to the left of the "———>" arrow, thus the reactants of photosynthesis are carbon dioxide, water, and sunlight energy. The products of photosynthesis are everything to the right of the "———>" arrow, thus the products of photosynthesis are glucose and oxygen.
