Ocean waters has its own level of density which depends of the climate, temperature and most of all the location where it came from. The more the ocean water absorbs heat the more its density as a result it rises above from cold to hot. So the the water from the Antarctica usually is less dense and then become more dense when it goes to the equator which is more hot.
Answer:
Organisms that produce chemical energy for the rest of the environment are the ones that produce chemical energy for the environment
Explanation:
Source: Trust me Bro
Answer: D is you answer.
Explanation: Because earth first atmosphere had very little oxygen to support life.
Water is usually stored in the atmosphere
A.
Endangered species is closer to extinction
Threatened ones are closer to becoming endangered