Conservation of Energy Day 2 Lesson

Multiple Choice

Why don't we use solar energy or geothermal energy as much as we could?

• The sun and geothermal energy are limited.

• The sun and geothermal are too weak in certain areas.

• The set-up cost is too expensive.

• The machines are too large.

Multiple Choice

Your family uses this type of energy to heat your home and many of you cook with this type of energy.

• Oil

• Coal

• Solar Power

• Natural Gas

Multiple Choice

What are two examples of mechanical energy used in a home?

• Fan and Door

• Light bulb and TV

• Heater and Microwave

• Radio and Video Games

Multiple Choice

What percentage of energy is used for space heating in the average home?

• 5%

• 6%

• 24%

• 42%

Multiple Choice

What does the map indicate about energy use per person in different countries in 2021?

• Countries with high energy use

• Countries with low energy use

• Countries with no data

• Countries with average energy use

Reorder

Put the resources in order by most usage to least usage.

( 1= used the most 3= used the least)

• Natural Gas

• Coal

• Nuclear Energy

1

2

3

• 1
• 2
• 3

Multiple Choice

What percentage of U.S. electricity was generated by renewable energy sources in 2020?

• 10%

• 15%

• 20%

• 25%

Multiple Choice

What percentage of total U.S. electricity generation in 2020 was produced by wind energy?

• 7.3%

• 1.4%

• 2.3%

• 8.4%

Open Ended

Where does the energy in our house come from?

Multiple Choice

What are the three major categories for generating electricity?

• Fossil fuels, nuclear energy, renewable energy sources

• Solar energy, wind energy, hydroelectric energy

• Natural gas, coal, petroleum

Multiple Choice

How much coal does it take to power a light bulb for a year?

• 714 pounds of Coal

• 0.035 pounds of Nuclear

• 143 pounds of Natural Gas

• 2 hours, 20 minutes, 9 seconds of Wind

Multiple Choice

Which examples would be renewable?

• Solar energy

• Coal

• Natural gas

• Nuclear energy

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident