Answer:
Heat pollution is harmful to marine habitats because it changes the tempature of the water.
Explanation:
Water leaves a lake through the ground. "Ground water is recharged from rain water and snowmelt or from water that leaks through the bottom of some lakes and rivers," - Google
Sorry if my answer was incorrect.
Answer:
It's strongly influenced by the sun because of the solar radiation
The amount of heat they are exposed to has a lot to do with the inferences and observations that they make on the density of the earth's core. The inner core is the most compact due to the fact that they have a lot of direct exposure to heat and the gravity of the earth pressung down on it. The inner core is less subjected to those conditions.