Understanding Energy Sources

What is the classical definition of energy?

• The ability to perform action

• The ability to create force

• The ability to do work

• The ability to transfer heat

According to the law of conservation of energy, energy can be:

• Created and destroyed

• Neither created nor destroyed

• Only transformed

• Only wasted

What is the main advantage of renewable energy sources?

• They cause pollution

• They are sustainable

• They are limited

• They can run out

Which of the following is NOT a renewable source of energy?

• Biomass

• Solar energy

• Wind energy

• Coal

How is solar energy converted for household use?

• Through nuclear fission

• By burning fossil fuels

• Using wind turbines

• With solar panels

Which energy source involves using wind turbines?

• Hydro power

• Solar energy

• Geothermal energy

• Wind energy

What type of energy is derived from the heat inside the Earth?

• Wind energy

• Hydro power

• Biomass

• Geothermal energy

What is the primary environmental concern with non-renewable energy sources?

• They are in abundant supply

• They cause pollution

• They are naturally refilled

• They are sustainable

What is the main reason to limit dependency on non-renewable energy sources?

• To enhance their availability

• To reduce carbon dioxide emissions

• To use them indefinitely

• To increase pollution

Which ancient Greek philosopher is credited with creating the word 'energy'?

• Aristotle

• Socrates

• Homer

• Plato