Energy Unit Review

A change from one form of energy into another is called:

• Work
• Power
• Energy Transformation
• Conservation

The law of conservation of energy states that when one form of energy is transformed into another, energy is:

• Not created or destroyed
• Destroyed
• Created
• Turned in to Peanut Butter

What is efficiency?

• The total amount of energy lost
• The % of energy lost as heat
• The % of energy used to perform work.
• how long it takes for energy to be conserved

Which of the following is an example of an energy-efficient device?

• A drafty Mr. Bullock
• Incandescent light bulb
• gasoline powered car
• fluorescent light bulb

Energy is transferred to solar panels through the process of:

• Radiation
• Convection
• Conduction
• All of the answers are correct

Heat is circulated throughout your home by:

• conduction
• convection
• radiation
• Bubbles!

Why are fossil fuels considered nonrenewable resources?

• They burn quickly.
• They take millions of years to form.
• They pollute the air.
• They are in low demand.

Which fossil fuel produces the lowest levels of most air pollutants?

• Coal
• Oil
• Natural Gas
• Petroleum

The energy source that uses the intense heat from Earth’s interior that warms the magma beneath Earth’s surface is called

• Kinetic Wave Energy
• Solar Energy
• Geothermal energy
• Hydrogen Power

The energy that comes from the splitting of a nucleus of an atom is ___________?

• Nuclear energy
• Fusion Energy
• Chemical Energy
• Mechanical Energy