Coal, oil, and natural gas are the main three nonrenewable primary energy sources.
The three sources of food energy are protein, carbohydrates (sugars), and fats.
CARBOHYDRATES FATS PROTEIN
Nuclear energysolar energynatural gas energy
a lot. about 3.
Petroleum, natural gas, and coal
Sources of energy that can make matter emit light include heat energy (thermal radiation), electrical energy (electric discharge), and chemical energy (luminescence from chemical reactions).
What are iran's energy sources?
The energy sources that I am most excited about all have lower carbon emissions, compared to conventional energy sources. These include Biomass Energy, Wind Energy, Solar Energy, Geothermal Energy, and Hydroelectric Energy sources.
A= The three main sources are coal, petroleum and natural gas. Source - Wikipedia HOPE THIS HELPED!
Three natural sources of energy are sunlight (solar energy), wind, and water (hydropower). These sources are renewable, sustainable, and environmentally friendly alternatives to fossil fuels for generating electricity and power.
Three inexhaustible sources of energy are, wind, sun (solar) and tidal. :)