Answer:
The correct answer is a tidal energy.
Explanation:
Astronomers have been thinking about an idea: for there to be an ocean beneath the surface of Enceladus and Europe, it is necessary to generate temperature. We know that the moon's core is relatively dead. So the energy will come, without further remedy, from the tidal forces that Saturn produces on its satellite.
The chemical make-up of a rock refers to its composition. Your answer is correct. This is because geologists determine the amount of occurring inorganic solids and chemical composition in minerals the make-up a particular kind of rock. The variety of arrangements of chemical elements in a rock determine its basic or complex composition.
Water is highly valuable in Eastern and South Africa because it is too expensive for the government to afford in a time of drought. Therefore, when they build water pumping stations to provide them with enough water, they need to place the wells in a specific location that is easily accessible for the local people to travel to and get enough for their family that is sufficient enough to last them the whole day.