The convection is defined as the heat transferred in a liquid or a gas as a result of the actual motion of heated particles within it . If this movement is due to the effect of gravitation, due to differences in density, it is called natural convection.
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People throw their trash and pollution into the fresh water and make it not as fresh or safe to the animals as much as it could be.
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I think the answer is number 2 Animals respite
Answer: B- Constant wave action could wash the snails into the open ocean.
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