Answer:
motion
Explanation:
it would be motion because it depends on the weight of an object and how much kinectic energy an object has.
Molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere
Answer:
Half-mooned shaped.
Explanation:
Sickle-cell anemia is caused by a mutation in the gene encoding hemoglobin, causing red blood cells to appear half-mooned shaped.
Smog from city areas is causing acid rain because the hazardous effects of acid rain are very noticeable in the environment and it says that fish were dying, trees were dying, and that the soil quality was suffering. Hope this helps