Gravitational.....................
They get energy by preforming chemical reactions within the cell
Answer:
environment is the surroundings or conditions in which a person, animal, or plant lives or operates or the natural world, as a whole or in a particular geographical area, especially as affected by human activity. hope this helps
Explanation:
If less is the only option then go with that like your question suggests but more feels like a better answer
Answer:
adding chlorine, checking the water.
Explanation:
Because this increases the quality of the water while the rest improve either quantity, or ease of access.