Carbon

• What are the two types of carbon molecules found in the atmosphere?

• carbon dioxide and sulphate

• Carbon dioxide and methane

• Carbon dioxide and ethanol

• Carbon dioxide and nitrogen gas

3. What happens when carbon is absorbed by the ocean?

• a. It decreases ocean temperatures

• b. It creates carbonic acid

• c. It forms fossil fuels

• d. It produces more oxygen

As Carbon dioxide diffuses into the water making Carbonic acid, what effect does it have on the water

• makes it basic

• makes it livable

• makes it more oxygen rich

• makes it acidic

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2. Which of the following is a human activity that influences the carbon cycle?

• a. Planting trees

• b. Burning fossil fuels

• c. Recycling materials

• d. Conserving water