renewable energy resources
chapter 5-section 2
solar energy
*advantages
-renewable
-runs almost all hours of the day
*disadvantages
-the sun doesn't shine 24 hours a day.
-solar panels are expensive
wind energy
A wind turbine is a device that converts kinetic energy from the wind into electrical power. The term appears to have migrated from parallel hydroelectric technology (rotary propeller). The technical description for this type of machine is an aerofoil-powered generator.
*Advantages of Wind Power
-It's a clean fuel source. Wind energy doesn't pollute the air
-re-usable
*disadvantages
-wind farms are noisy
- may spoil the view for people living near them
hydroelectric
*advantages
-it's a clean fuel source
-re-usable
*disadvantages
-The reservoir of water for hydroelectric power releases a large amount of carbon dioxide and methane.
-The area around the dam is filled with water.
biomass
*advantages
-No Harmful Emissions
-re-usable
*disadvantages
-Expensive
-someone has to do the hard work