The video explores the concept of energy, starting with its definition as the ability to do work. It explains the law of conservation of energy, stating that energy cannot be created or destroyed but can change forms. The video then categorizes energy sources into renewable and non-renewable. Renewable sources, such as solar, wind, biomass, geothermal, and hydropower, are sustainable and environmentally friendly. Non-renewable sources, like coal, natural gas, petroleum, and nuclear energy, are exhaustible and can harm the environment. The video emphasizes the importance of shifting to renewable energy to reduce carbon emissions. It concludes with trivia about the origin of the word 'energy'.

What is the classical definition of energy?

• The ability to transform matter

• The ability to destroy matter

• The ability to do work

• The ability to create matter

Which of the following is NOT a renewable energy source?

• Solar Energy

• Geothermal Energy

• Wind Energy

• Coal

How is solar energy converted into electricity?

• Using solar panels

• Using biomass converters

• Using wind turbines

• Using geothermal plants

What is the primary source of wind energy?

• The sun

• The ocean

• The earth's core

• The moon

Biomass energy is derived from which of the following?

• Minerals

• Organic matter

• Metals

• Fossil fuels

Geothermal energy originates from what source?

• The ocean

• The earth's core

• The sun

• The atmosphere

Which energy source is known for being one of the oldest and largest renewable sources?

• Nuclear Energy

• Hydropower

• Wind Energy

• Solar Energy

Which of the following is a non-renewable energy source?

• Wind Energy

• Natural Gas

• Solar Energy

• Hydropower

What is a major environmental concern associated with non-renewable energy sources?

• They cause pollution

• They are inexhaustible

• They are always sustainable

• They have no impact on nature

What is the origin of the word 'Energy'?

• Latin

• Egyptian

• Greek

• Roman