asked 176k views
2 votes
The main source of heat energy inside the Earth is

Convection Currents

Fire Inside the Inner Core

Tectonic Plate Movement

Radioactive Decay

asked
User Hendrik
by
8.2k points

1 Answer

2 votes
It’s radioactive decay since it represents 90% of it!
answered
User TitanFighter
by
8.0k points
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