APES Unit 6 Review

Front

What is biodiesel and which source produces the greatest yield per hectare?

Back

Biodiesel is a renewable fuel made from biological materials. Algae produces the greatest yield of biodiesel per hectare.

Front

What type of energy does a geothermal power plant use to generate electricity?

Back

Geothermal energy, which is derived from the heat stored beneath the Earth's surface.

Front

In most power plants, what is the primary use of heat energy?

Back

To create steam which turns turbines, generating electricity.

Front

Which human activity does NOT contribute to CO2 emissions?

Back

Agricultural runoff does not add CO2 to the atmosphere.

Front

What is the hardest form of coal?

Back

Anthracite is the hardest form of coal.

Front

Define renewable energy.

Back

Renewable energy is energy that is collected from resources that are naturally replenished, such as sunlight, wind, rain, tides, waves, and geothermal heat.

Front

What is the difference between fossil fuels and biofuels?

Back

Fossil fuels are derived from ancient organic matter, while biofuels are produced from current biological materials.

Front

What is the process of photosynthesis and its significance in energy production?

Back

Photosynthesis is the process by which green plants convert sunlight into chemical energy, producing oxygen and glucose, which are essential for life.

Front

Explain the greenhouse effect.

Back

The greenhouse effect is the warming of the Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

Front

What are the main sources of renewable energy?

Back

The main sources include solar, wind, hydroelectric, geothermal, and biomass.