earth

Question 1

Understand the impact of carbon dioxide on a planet’s temperature

Answer 1

Carbon dioxide gases reflect radiation from the Sun and retains the warmth from the Earth, like a blanket for the Earth. Carbon dioxide gases trap a layer of heat close to the Earth’s surface.

Question 2

Greenhouse effect

Answer 2

The Greenhouse effect keeps the Earth warmer than it would normally be without carbon dioxide present.

Question 3

Explain and understand the key components of the carbon cycle, including different types of carbon sinks.

Answer 3

• Moves from atmosphere to plants
• Moves from plants to animals
• Moves from plants and animals to the ground (decomposed)
• Moves from living things to atmosphere
• Moves from fossil fuels to the atmosphere
• Moves from atmosphere to the oceans

Carbon sink – A forest, ocean, or other natural environment with the ability to absorb carbon dioxide from the atmosphere. Plants, ocean, soils.