Exploring the Global Carbon Cycle

The video explores the role of chemistry in understanding global warming, focusing on the carbon cycle. It explains how photosynthesis and respiration are key processes in the carbon cycle, involving redox reactions. The video highlights the environmental impact of fossil fuel combustion, emphasizing the importance of understanding these processes to address global warming. It concludes with a call to action for continued learning and awareness.

Which science lies between physics and biology?

• Geology

• Chemistry

• Astronomy

• Mathematics

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NGSS.HS-PS1-5

What is the main cause of global warming discussed in the video?

• Ozone depletion

• Increased atmospheric CO2

• Water pollution

• Deforestation

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

What process do plants use to convert carbon dioxide into organic compounds?

• Respiration

• Photosynthesis

• Combustion

• Fermentation

Tags

NGSS.HS-LS1-5

NGSS.HS-LS1-6

NGSS.HS-LS2-5

What is the simplified formula used to represent a simple carbohydrate in the video?

• CH4

• C6H12O6

• C2H6

• CH2O

What is the main product of cellular respiration?

• Oxygen

• Glucose

• Carbon dioxide

• Water

Tags

NGSS.HS-LS1-7

What weak acid is formed when carbon dioxide reacts with water?

• Sulfuric acid

• Nitric acid

• Carbonic acid

• Hydrochloric acid

What percentage of the Earth's carbon is locked up as inorganic carbonates in the crust and mantle?

• 60%

• 70%

• 80%

• 50%

Tags

NGSS.HS-ESS2-6

What is the main ingredient of gasoline that produces 8 moles of CO2 per mole of fuel used?

• Butane

• Propane

• Methane

• Octane

What is the annual surplus of CO2 produced by humans?

• 10 giga-tons

• 15 giga-tons

• 18 giga-tons

• 20 giga-tons

Tags

NGSS.HS-ESS2-6

Which greenhouse gas is not increasing in abundance as rapidly as carbon dioxide?

• Methane

• Ozone

• Water vapor

• All of the above

Tags

NGSS.HS-ESS3-5