HW#1 U1.Ch4.L1

Front

What is hydropower?

Back

Hydropower is energy derived from the movement of water, typically used to generate electricity. It is considered a renewable resource.

Front

What are fossil fuels?

Back

Fossil fuels are nonrenewable energy resources formed from the remains of ancient organisms, including coal, oil, and natural gas.

Front

How old are fossil fuels?

Back

Fossil fuels are millions of years old, formed from the remains of organisms that lived long ago.

Front

What conditions are needed for fossil fuels to form?

Back

Fossil fuels require high pressure and high heat over millions of years to form.

Front

Which fossil fuel is formed only from dead plants in swamps?

Back

Coal is formed from the remains of dead plants that accumulated in swampy areas.

Front

What is a renewable resource?

Back

A renewable resource is a natural resource that can be replenished naturally over time, such as solar energy, wind energy, and hydropower.

Front

What is a non-renewable resource?

Back

A non-renewable resource is a natural resource that cannot be replenished in a short period of time, such as fossil fuels.

Front

What is the primary component of natural gas?

Back

The primary component of natural gas is methane, a simple hydrocarbon.

Front

How is coal formed?

Back

Coal is formed from the remains of dead plants that are buried under layers of soil and rock, subjected to heat and pressure over millions of years.

Front

What is petroleum?

Back

Petroleum, also known as crude oil, is a liquid fossil fuel formed from the remains of ancient marine organisms.