Biomass
Biomass gets its energy originally from this source?
the sun
Name a layer of the Earth that geothermal energy is found in?
core, mantle, crust
Does climate change affect hydropower systems? If yes How?
Yes, mostly through changing water availability.
How much money does it cost to use solar energy?
15-30,000$
True or false? Biomass is a renewable resource?
true
How does geothermal energy work?
heat from inside of the earth heats water that can be easily turned to steam to run generators or can be a heat source itself.
How much of the world does hydropower provide electricity for?
Roughly 16%
Is there enough solar energy for everyone?
yes, more than enough
Name 2 common examples of biomass material that can be used to produce energy?
wood and crops
How is geothermal energy stored in the earth?
underground until it is needed
How does hydropower work?
By converting the kinetic energy of moving water into electricity (turbine-generator).
What are some benefits of solar energy?
Cost savings, low maintenance, energy independence
Growing plants for biomass can help reduce greenhouse gasses because plants cosume this gas during photosynthesis.
carbon dioxide
What does it help with?
supplies heat without having to use fossil fuels to burn or produce electricity.
Is hydroelectric energy renewable or nonrenewable?
renewable
What are the components of a solar energy system?
Solar panels, inverter and monitoring system
Name one disadvantage of using biomass energy
air pollution, destroying ecosystem, greenhouse gas emissions during burning.
True of false: Geothermal energy is taken from the earth.
true
How does it supply the electricity from moving water
What is the photovoltaic effect?
the process of converting light directly into electricity.