Natural Resources and Their Characteristics

The video tutorial explains natural resources, which are materials provided by nature for human use. It categorizes them into renewable and non-renewable resources. Renewable resources, like sunlight and water, are replenished naturally and are available for continuous use. Non-renewable resources, such as coal and petroleum, are limited and deplete over time. The video further explores the significance of sunlight, air, and water as essential natural resources for life on Earth.

What is a natural resource?

• A type of renewable energy

• A stock of material given by nature

• A material created by humans

• A man-made product

Which of the following is a renewable natural resource?

• Sunlight

• Petroleum

• Natural gas

• Coal

What characterizes non-renewable natural resources?

• They are always available

• They are unlimited in supply

• They are limited and can be exhausted

• They can be replenished quickly

Which of the following is NOT a non-renewable resource?

• Water

• Natural gas

• Petroleum

• Coal

Why is sunlight considered an important natural resource?

• It is a source of water

• It is a type of fossil fuel

• It is a man-made resource

• It provides heat and light

What is the primary composition of air?

• Oxygen and nitrogen

• Hydrogen and helium

• Carbon dioxide and methane

• Argon and neon

What percentage of Earth's surface is covered by water?

• 70%

• 60%

• 50%

• 80%

Which gas in the air is essential for the survival of living things?

• Helium

• Carbon dioxide

• Oxygen

• Nitrogen