z1.02 Carbon Source or Sink? 25-26

Last updated about 2 hours ago

15 questions

Note from the author:

Instructions

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

1.25

Required

z1.02 Carbon Source or Sink? 25-26

Last updated about 2 hours ago

15 questions

Note from the author:

Instructions

The carbon cycle is the movement of carbon through various reservoirs.

Carbon sources release carbon into the atmosphere.

Carbon sinks remove carbon from the atmosphere.

Consider the following items and identify them as a carbon sink or source.

Required

1.25

Plants: __________
Plants absorb carbon from the atmosphere through photosynthesis.

Required

1.25

Animals: __________
Animals release carbon into the atmosphere through respiration

Required

1.25

Ice sheets: __________
Ice sheets release carbon that was capture in the ice as bubbles.

Required

1.25

Algae: __________
Algae take in carbon from the atmosphere through photosynthesis.

Required

1.25

Forest fires: __________
Burning forests release carbon into the atmosphere

Required

1.25

Cars: __________
Most cars burn fossil fuels which release carbon into the atmosphere.

Required

1.25

Soil: __________
When plants die and decompose, much of their carbon is stored in the soil

Required

1.25

Fossil fuels: __________
Fossil fuels store carbon that was removed from the atmosphere by plants.

Required

1.25

Volcanoes: __________
Volcanic eruptions release carbon into the atmosphere.

Required

1.25

Deforestation: __________
Cutting down trees reduces the amount of carbon that can be removed from the atmosphere.

Required

1.25

Oceans: __________
Carbon dioxide dissolves easily into water

Required

1.25

Sedimentary rocks: __________
Sedimentary rocks suh as limestone and dolomite contain calcium carbonate (a form of carbon).

Required

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.

What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Required

Humans are a large source of carbon.

Go to the Footprint Calculator and answer each question to the best of your ability.

When you get to your results, click "See Details" or switch to the "Fact and Figures" tab.

What is your carbon footprint?

Required

z1.02 Carbon Source or Sink? 25-26

z1.02 Carbon Source or Sink? 25-26

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.

What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Humans are a large source of carbon.

Go to the Footprint Calculator and answer each question to the best of your ability.

When you get to your results, click "See Details" or switch to the "Fact and Figures" tab.

What is your carbon footprint?

Switch to the "Solutions" tab and read through the solutions.

Describe one thing you could commit to in order to reduce your carbon footprint.

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.

What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Humans are a large source of carbon.

Go to the Footprint Calculator and answer each question to the best of your ability.

When you get to your results, click "See Details" or switch to the "Fact and Figures" tab.

What is your carbon footprint?

Switch to the "Solutions" tab and read through the solutions.

Describe one thing you could commit to in order to reduce your carbon footprint.

z1.02 Carbon Source or Sink? 25-26

z1.02 Carbon Source or Sink? 25-26

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Humans are a large source of carbon.Go to the Footprint Calculator and answer each question to the best of your ability.When you get to your results, click "See Details" or switch to the "Fact and Figures" tab. What is your carbon footprint?

Switch to the "Solutions" tab and read through the solutions.Describe one thing you could commit to in order to reduce your carbon footprint.

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Humans are a large source of carbon.Go to the Footprint Calculator and answer each question to the best of your ability.When you get to your results, click "See Details" or switch to the "Fact and Figures" tab. What is your carbon footprint?

Switch to the "Solutions" tab and read through the solutions.Describe one thing you could commit to in order to reduce your carbon footprint.

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.

What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Humans are a large source of carbon.

Go to the Footprint Calculator and answer each question to the best of your ability.

When you get to your results, click "See Details" or switch to the "Fact and Figures" tab.

What is your carbon footprint?

Switch to the "Solutions" tab and read through the solutions.

Describe one thing you could commit to in order to reduce your carbon footprint.

For thousands of years, the balance between sources and sinks kept the Earth at a temperature that was ideal for living things.

What could happen if carbon sources and sinks become unbalanced? Give at least 2 examples.

Humans are a large source of carbon.

Go to the Footprint Calculator and answer each question to the best of your ability.

When you get to your results, click "See Details" or switch to the "Fact and Figures" tab.

What is your carbon footprint?

Switch to the "Solutions" tab and read through the solutions.

Describe one thing you could commit to in order to reduce your carbon footprint.