I guess wood for fires, but coal has been used for a long time too.
Solar energy. It has been around longer than the earth.
2000-3000 years B.C
No. Helium is an inert, non-flammable gas, so it can not be used as an energy source. Hydrogen, however, is a perfect energy source.
Wind has been used as a source of energy for thousands of years. No one remembers who first invented the sail or the windmill.
it is non-renewable, once it is used it can never be used again
False. Glucose is not used as an energy source when proteins and fats are not available.
solar energy
Yes it has been successful in the past
Yes it has been successful in the past
The source of energy that is used in chemosynthesis is the chemicals.
Light energy is used . Sun is the source
The source of energy used by mitochondria is ATP.
The source of energy in stoves is HEAT ENERGY
fule fossile is the most used energy source
Carbs! Carbs are an internal source of energy.
Carbs! Carbs are an internal source of energy.
No. Helium is an inert, non-flammable gas, so it can not be used as an energy source. Hydrogen, however, is a perfect energy source.
Polonium was used as source of energy in thermoelectric generators.
no clue seriously