1. Which earth cycle am I?
Answer the questions to figure out what I am. Am I the
Water Cycle
Nitrogen Cycle
Carbon Cycle
Oxygen Cycle

2. 1. I make up 78% of the Earth’s atmosphere.
Correct!
1. I make up 78% of the Earth’s atmosphere.

3. 2. I am almost completely unusable in my gaseous form.
Correct!
2. I am almost completely unusable in my gaseous form.

4. 3. I am “fixed” by bacteria before I can be used.
Correct!
3. I am “fixed” by bacteria before I can be used.

5. Correct!
4. When a body dies and decomposes, it breaks down and returns me to the atmosphere.

6. I am the nitrogen cycle.