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What are earth's internal energy sources?

In: Physics, Earth Sciences, Energy [Edit categories]

Answer:

pressure

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What are two sources of earths internal energy?
The decay of radioactive elements (essentially, nuclear fission) and a massive store of heat from the violent collisions from the Earth's formation and early years when planetesimals and asteroids...
Describe the Earths principal sources of internal and external energy?
the sun- all the plants need it or photosynthesis and animals need it for oxygen.
What is the source of the most of the energy on Earth?
The sun is the source of nearly all the energy on earth. Oil and gas are still made by the sun technically because they are dead animals, animals need the sun to live ect.
What are Earth's 2 energy sources?
sun and water
What external sources can earth get its energy?
One is the sun which gives out heat and light. Also called as SOLAR ENERGY. :]