Geothermal Energy

Multiple Choice

How old is the earth? Google it if you don't know the answer!!!!!

• 10,000 years
• 4.5 billion years
• 1 billion years
• 6 million years

Multiple Choice

What is the temperature of the Earth's core?

• Exactly 5,000 degrees Fahrenheit

• Below freezing point

• About the same as the surface of the sun

• Nearly 11,000 degrees Fahrenheit

Multiple Choice

Why is geothermal energy considered one of the least-explored sources of clean energy?

• Scientists are still working on better ways to capture and use it

• It can only be found in specific locations

• It causes significant environmental damage

• It is too expensive to harness

Multiple Choice

What ancient civilizations are known to have used geothermal energy?

• Romans, Chinese, and Native Americans

• Vikings, Celts, and Aztecs

• Sumerians, Indus Valley, and Polynesians

• Egyptians, Greeks, and Mayans

Multiple Choice

How do geothermal power plants generate electricity?

• By harnessing the kinetic energy of flowing water

• By using solar panels to capture sunlight

• By burning fossil fuels to heat water

• By using heat to produce steam which turns a turbine

Multiple Choice

What is the estimated age of the Earth's geothermal energy?

• 10,000 years

• 1 million years

• 100 million years

• 4.5 billion years

Multiple Choice

How much electricity did United States geothermal power plants produce in 2019?

• 100 billion kilowatt-hours

• 500 million kilowatt-hours

• 16 billion kilowatt-hours

• 1 billion kilowatt-hours

Multiple Choice

In fact, there is more than enough heat below the U.S. to provide _____ needed energy.

• all the
• a small percentage

• half

• none

Categorize

Options (11)

Reliable

Renewable

Moderate Energy Yield

96% less CO2 emitted

Good for the planet

Cost-effective

Reduces dependency on fossil fuels

Scarcity of reservoirs

Noise pollution

Land subsidence

Impact on wildlife/deforestation

Geothermal Pros/Advantages and Cons/Disadvantages

Pros/Advantages

Cons/Disadvantages

Multiple Choice

What can biomass be defined as?

• A type of fossil fuel

• Any organic material or waste that contains vital chemical building blocks like carbon and hydrogen

• Inorganic materials only

• Synthetic materials created in laboratories

Multiple Choice

Biomass is the single largest supply of carbon on planet earth and is _______ and ______

• renewable and sustainable
• limited and depletable
• nonrenewable and unsustainable
• scarce and diminishing

Multiple Choice

What is the primary source of carbon on Earth?

• Ocean water

• Biomass

• Minerals

• Fossil fuels

Multiple Choice

How do trees and plants convert energy from the sun?

• Fermentation

• Photosynthesis

• Combustion

• Respiration

Multiple Choice

What is one of the ways biomass has been used by humans for thousands of years?

• To power vehicles

• For heating and cooking using wood or charcoal

• To create electricity

• As a raw material for building houses

Multiple Choice

How is electricity generated using manure from farm animals?

• Using solar panels

• By converting it into coal

• By direct combustion

• Through a process involving a digester and methane gas

Multiple Choice

What is biogas rich in, and what can it be used for after cleanup?

• Carbon dioxide, used for refrigeration

• Oxygen, used for medical purposes

• Methane, used to make electricity or heat

• Nitrogen, used as a fertilizer

Multiple Choice

There are several kinds of biomass, such as

• Coal, solar, wind, nuclear
• Wood, agricultural crops, food waste, algae
• Plastic, glass, metal, paper
• Fish, birds, mammals, reptiles

Categorize

Options (12)

Renewable

Less polluting

 decrease in use of fossil fuels

Reduces greenhouse gas emissions

removal of trees depletes

soil nutrients

loss of wildlife habitats

Cost-effective in the long run

Promotes energy independence

Improves air quality

large land areas neede

reduces biodiversity

flooding

Biomass Pros and Cons

Pros

Cons