Please enable JavaScript.
Coggle requires JavaScript to display documents.
ENERGY SOURCES, image, image, image, image, image, image, image, image,…
ENERGY SOURCES
RENEWABLE SOURCES
heat from the Earth
alternative energy sources
sun
water
biomass
wind
SOURCES
secondary sources
fuel
Primary sources
electrical energy
NON - RENEWABLE SOURCES
coal
natural gas
radioactive minerals
petroleum
Primary sources