5.05 Renewable Energy II

AP Environmental Science

What is kinetic energy?

Energy of motion, like moving water or wind

How is kinetic energy used to make electricity?

It spins turbines which generate electricity

How is hydroelectric power made?

Water flows through a dam and spins turbines which generate

What are good things about hydro power?

Clean, reliable, and renewable

What are problems with hydro power?

Hurts ecosystems, fish migration, and can flood land

What is tidal power?

Energy from rising and failing tides that spin turbines

What is wave energy?

Energy from ocean waves moving machines to make power

What does ocean thermal energy (OTEC) do?

uses warm and cold ocean water to make electricity

What are good things about ocean energy?

Expensive and only works in certain places

How does wind make electricity?

Wind turns blades that spin a generator

What are good things about wind energy?

Clean, renewable, and cheap once built

What are problems with wind energy?

Noisy, needs wind, and can hurt birds