The answer is an open system
3: Geothermal energy
4: An earthquake is the result of a sudden release of stored energy in the Earth's crust that creates seismic waves. ... An earthquake is caused by tectonic plates getting stuck and putting a strain on the ground. ... When the failure at the fault plane results in a violent displacement
5: c
6: D
Characoal has an energy more than the wood that’s why it burns hotter but if there is no sufficient air supply it will make the characoal less efficient
The answer would only betertiary consumer