The carbon cycle

In this lesson we will learn why carbon is such an important element to life on Earth and look at how carbon is cycled throughout the atmosphere and our environment

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.What natural event 4.5bn years ago caused gases to be added to the atmosphere?

1/7

Q2.Which two gases were most abundant in the early atmosphere?

2/7

Q3.What was the key change to atmospheric gases when the Earth cooled down?

3/7

Q4.Which process decreased carbon dioxide levels and increased oxygen levels?

4/7

Q5.Why have nitrogen levels remained relatively stable?

5/7

Q6.REVISION: What happens during evaporation?

6/7

Q7.REVISION: Where are you most likely to find volcanoes on the Earth's crust today?

7/7

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.What natural event 4.5bn years ago caused gases to be added to the atmosphere?

1/7

Q2.Which two gases were most abundant in the early atmosphere?

2/7

Q3.What was the key change to atmospheric gases when the Earth cooled down?

3/7

Q4.Which process decreased carbon dioxide levels and increased oxygen levels?

4/7

Q5.Why have nitrogen levels remained relatively stable?

5/7

Q6.REVISION: What happens during evaporation?

6/7

Q7.REVISION: Where are you most likely to find volcanoes on the Earth's crust today?

7/7

Video

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Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Lesson 9 The Carbon Cycle

This quiz will test knowledge from the Carbon Cycle lesson AND prior knowledge

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.Where would you find carbon in the natural world?

1/7

Q2.How is carbon passed through a food chain?

2/7

Q3.Which process, carried out by all organisms, adds carbon dioxide to the atmosphere?

3/7

Q4.Which process, carried out by plants, removes carbon dioxide from the atmosphere?

4/7

Q5.Does combustion (burning fuel) add or remove carbon dioxide to the atmosphere?

5/7

Q6.What happens to dead organisms?

6/7

Q7.REVISION: What had to happen in the early Earth to form oceans?

7/7

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Lesson 9 The Carbon Cycle

This quiz will test knowledge from the Carbon Cycle lesson AND prior knowledge

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.Where would you find carbon in the natural world?

1/7

Q2.How is carbon passed through a food chain?

2/7

Q3.Which process, carried out by all organisms, adds carbon dioxide to the atmosphere?

3/7

Q4.Which process, carried out by plants, removes carbon dioxide from the atmosphere?

4/7

Q5.Does combustion (burning fuel) add or remove carbon dioxide to the atmosphere?

5/7

Q6.What happens to dead organisms?

6/7

Q7.REVISION: What had to happen in the early Earth to form oceans?

7/7

Lesson summary: The carbon cycle

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