Carbon Cycle and Greenhouse Effect

Why does too much carbon dioxide in the atmosphere cause climate change?

• It cools down our planet.

• It blocks out UV rays.

• It traps heat and warms up our planet.

• It lets sunlight escape.

Tags

NGSS.MS-ESS3-5

A farmer's tractor adds to the carbon footprint of food because___________.

• it's green

• it makes a lot of noise

• it burns fossil fuel traveling back and forth over the fields.

• It is using solar energy.

Tags

NGSS.MS-ESS3-4

Which of these choices in transportation produces less green house gas than the others?

• walking
• riding a bus
• riding a car
• taking a train

Which of these activities reduce greenhouse gas production?

• Turning off lights when leaving a room

• Leaving the video game system on when your done playing

• Leaving chargers and non essential appliances plugged in when not in use

• Ride a train

The main human activity that adds to an individual's carbon footprint.

• usage of alternative energies (wind, solar, etc)

• respiration and growth

• photosynthesis by plants

• usage of fossil fuels for energy

Tags

NGSS.MS-ESS3-5

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

Which is a true statement?

• Humans depend on oxygen, plants depend on carbon dioxide

• Plants produce carbon dioxide only

• Humans depend on carbon dioxide, plants depend on oxygen

• Humans don't depend on plants for the air they need

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The greenhouse effect is caused by

• more heat arriving at the Earth from the sun

• the Earth releasing more heat at night

• gases in the air trapping heat released by the Earth

Tags

NGSS.MS-ESS3-5

Gasoline, diesel, natural gas, and coal are all _________. Burning them releases CO₂ into the atmosphere.

• fossil fuels
• renewable resources
• clean fuels
• liquid dinosaurs

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS2-6

NGSS.HS-ESS3-2

A decrease in forest land results in a net ________ of CO₂ in the atmosphere.

• decrease
• increase
• no change
• fluctuation

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5