Carbon Cycle

True or False. Carbon is the main component of biological compounds.

• True

• False

What does carbon sequestration mean?

• Building

• Storage

• Owning

• Horseriding

Tags

CCSS.RI.11-12.4

CCSS.RI.8.4

CCSS.RI.9-10.4

CCSS.RL.11-12.4

CCSS.RL.9-10.4

True or False. The slow carbon cycle can take millions of years to complete.

• False

• True

Carbon dioxide in the atmosphere had increased nearly ____% over pre-industrial levels

• 25

• 67

• 52

• 89

True or False. The increased carbon dioxide has also caused a reduction in the ocean's pH value and is fundamentally altering marine chemistry.

• True

• False

Carbon in the Earth's atmosphere exists in two main forms: ________ and _________.

• Gold, Aluminum

• Nitrogen, Methane

• Oxygen, Hydrogen

• Carbon dioxide, methane

True or False. Both of these gases absorb and retain heat in the atmosphere and are partially responsible for the greenhouse effect.

• True

• False

The earth's oceans will evaporate _________ years from now.

• 2. 2.1 billion

• 1.1 billion

• 3.3 billion

• 1.1 million

__________ will very likely stop due to the lack of water to lubricate them.

• tides

• mountains

• plate tectonics

• the sun

The lack of __________ pumping out carbon dioxide will cause the carbon cycle to end between 1 billion and 2 billion years into the future.

• volcanoes

• stars

• cars

• fish

Tags

CCSS.RI.4.3

CCSS.RI.5.3

CCSS.RI.6.3

CCSS.RI.7.3

CCSS.RI.8.3