the external heat is the sun
The sun
By the Sun or Solar Energy
the inner core
the sun? Yes, I am pretty sure the Sun is a major source of heat for the Earth
The only external source of the earth's energy is the sun. The sun controls the weather which includes hazards such as tornados, hurricanes, and sunburn
the external heat is the sun
The sun
The sun is the major external source of energy.
The Sun.
By the Sun or Solar Energy
the inner core
sun
the earths core .
the sun? Yes, I am pretty sure the Sun is a major source of heat for the Earth
the sun is the external heat engine and the core of the planet is it's internal heating engine.
sunlight and meteor impacts
radiation & gravity