Science-Topic 2 Lesson 3 (Renewable Energy Sources)
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photovoltaic cell
A device that converts light into electricity (solar panels)
hydropower energy
A renewable resource that takes the energy from moving water and turns it into other usable forms of energy.
wind energy
Energy derived from wind by means of windmills or wind turbines.
solar energy
energy from the sun that is converted into thermal or electrical energy
biomass energy
energy produced by burning organic matter, such as wood, food scraps, and alcohol
renewable energy sources
sources of energy that do not run out as we use them
geothermal energy
the energy produced by heat within the earth
sun
the most abundant source of energy on Earth
