Renewable Energy

What are the TWO main uses for Solar power

• Heating Water for homes

• Tanning your skin

• Direct generation of electricity

• Cooking using a solar oven

Select two disadvantages of a geothermal energy power station

• Expensive to build

• Lots of CO2 is produced when making one.

• They produce CO2 when in use

• They need a lot of people to run them.

Solar (or PV) cells are made of many individuals cell stacked together, and these are made of materials called ______________.

• diodes

• electrometals

• semiconductors

• solarductors

How can wind become energy?

• When a wind turbines changes the kinetic energy in wind to electric energy.

• When a windmill goes fast enough

• It just naturally is

• The sun heats it so it becomes solar energy

What are wind farms and what do they do?

• It's a power plant.

• A bunch of wind turbines that generates power everywhere.

• A bunch of windmills that generates power everywhere

• A bunch of people that blow to create wind energy

True or False: Wind energy is a renewable source of energy

• True

• False

• It is partially both renewable and nonrenewable

How do wind turbines affect the environment.

• Birds and bats may be injured.

• Cuts the clouds which affects the water cycle.

• Hits trees around them which blows up the wind turbine.

• They are perfect for the environment.

What is it called when you generate electricity with a dam and water?

• Geothermal Energy

• Hydroelectric energy

• Radiation energy

What is it called when humans generate electricity by using the heat of the Earth?

• Geothermal Energy

• Hydroelectric Energy

• Radiation Energy

Out of the choices below, which form of energy makes the most pollution?

• Hydroelectric

• Geothermal

• Fossil Fuels