Post-Assessment from 6.7A Energy Sources

The chart provided gives some information about four energy sources. Which energy resource would be best for a city that has a limited amount of open space and wants to use an efficient source of energy?

• Wind Energy

• Biomass

• Natural gas

• Solar energy

Tags

NGSS.HS-ETS1-3

What is a major disadvantage of using nuclear power to generate electricity?

• A small amount of power is produced

• No greenhouse gases are produced

• No greenhouse gases are produced

• The by-product of nuclear power is radiation

One advantage of using biomass as a renewable energy source is that biomass –

• is a less concentrated energy source, making it less efficient.

• is a more expensive option when compared to other fossil fuels.

• releases some harmful emissions into the atmosphere when burned.

• decreases waste products from municipal and agricultural sources.

The graph provided shows the typical energy consumption of an average American household. In order to reduce the energy consumption in a home, what is the most significant thing a family can do to decrease their energy consumption?

• Open the refrigerator door only when necessary

• Use energy efficient light bulbs in all the lamps

• Turn off the air conditioner or heat when the house is empty

• Run the dishwasher only when it is full

Tags

NGSS.HS-ETS1-3

The advantage of burning coal in order to generate electricity is that coal is –

• an inexpensive source of energy.

• the least energy efficient fossil fuel.

• a non-polluting source of energy.

• a renewable energy source.