Light, Heat, Sound
Solar or geothermal energy.
List solar dealers
Oil, coal, and natural gas are the three main types of fossil fuels.
Coal, oil, natural gas.
Three natural resources that individuals can use are sunlight (solar energy for electricity), wind (wind energy for power generation), and rainwater (for harvesting and using in gardens or for household chores).
Coal, oil, and natural gas are the main three nonrenewable primary energy sources.
Petroleum (oil) natural gas and coal
Three forms of nonrenewable energy are fossil fuels (such as coal, oil, and natural gas), nuclear energy, and some sources of geothermal energy (such as high-temperature geothermal systems).
coal, oil and natural gas
Biomass, compressed natural gas, and nuclear power
Petroleum (oil) natural gas and coal
natural gas