Global Warming and Carbon Cycle

Which of the following is NOT part of the factors that can calculate the carbon footprint?

• transportation

• electricity

• food

• storm

What is a carbon footprint?

• the amount that adds to the atmosphere until the exosphere.

• the amount of carbon dioxide released into the air because of one’s own energy needs

• the amount that adds carbon dioxide and nitrogen to the earth's crust down to its core.

• the amount of carbon removed from the earth's crust.

Tags

NGSS.MS-ESS3-4

Which of the following is NOT a way to help reduce climate change by means of using less fossil fuels?

• recycle and reduce

• use energy-efficient devices

• turn on lights

• buy local goods and locally grown foods

Tags

NGSS.MS-ESS3-4

Which of the following are GHG?

• CFC's

• carbon dioxide

• nitrogen oxide

• carbon monoxide

• methane

How much is the temperature predicted to rise in the next 100 years?

• 1.4 to 5.8 degrees Celsius

• 3.4 to 5.8 degrees Celsius

• 1.4 to 2.3 degrees Celsius

• 0.5 degrees Celsius

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5

Humans are contributing to the greenhouse effect and causing global warming. Which two statements about this process are true?

• Humans have increased the levels of greenhouse gas in the atmosphere

• Less heat escapes into space so the temperature of the Earth is increasing

• The amount of radiation being reflected into space has never changed

• Greenhouse gases do not affect the Sun's radiation

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

How does carbon enter the food chain?

• Through decomposers respiring

• As carbon dioxide from the air through photosynthesis

• Through fossilisation

• Through the weathering of limestone rocks

Tags

NGSS.MS-LS1-6

What is the role of decomposers in the carbon cycle?

• break down living things

• break down wasted and dead materials

• photosynthesise

• ingest food from their surroundings

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The four sources of the carbon dioxide in the atmosphere are the following EXCEPT

• combustion

• photosynthesis

• respiration

• decomposition

• weathering of limestone

Tags

NGSS.MS-LS1-6

Which two statements about a carbon footprint are true?

• It measures exactly how much carbon you use up in all your activities

• It reflects the amount of carbon-based resources consumed by a country per year

• More developed countries tend to have higher carbon footprints

• It is impossible to reduce your carbon footprint

Tags

NGSS.MS-ESS3-3