Science 8.11B Review Quizizz

Which of the following is a source of methane emissions?

• Burning of fossil fuels

• Production of coal, natural gas, oil, and livestock

• Urbanization

• Deforestation

Answer explanation

Methane emissions primarily come from the production of fossil fuels and livestock. While burning fossil fuels contributes to greenhouse gases, it is the extraction and livestock that directly release methane.

What is the effect of carbon dioxide on Earth's atmosphere?

• It cools the atmosphere

• It allows more carbon to be absorbed

• It allows less carbon to be absorbed

• It has no effect

Answer explanation

Carbon dioxide in the atmosphere increases its greenhouse effect, trapping heat and reducing the ability of the ocean and land to absorb carbon. Thus, it allows less carbon to be absorbed, contributing to climate change.

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

Which gas is associated with agricultural and land use activities?

• Methane

• Nitrous oxide

• Fluorinated gases

• Carbon dioxide

Answer explanation

Nitrous oxide is primarily released from agricultural activities, especially from fertilized soils and livestock manure. It is a significant greenhouse gas linked to land use, making it the correct choice.

What is a consequence of deforestation?

• Increases urbanization

• Disrupts the carbon cycle

• Reduces greenhouse gases

• Stabilizes Earth's climate

Answer explanation

Deforestation leads to the loss of trees, which play a crucial role in absorbing carbon dioxide. This disruption of the carbon cycle contributes to increased greenhouse gases in the atmosphere, exacerbating climate change.

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

Fluorinated gases are primarily used in which sectors?

• Transportation

• Household, commercial, and industrial use

• Agriculture

• Forestry

Answer explanation

Fluorinated gases are mainly utilized in household, commercial, and industrial applications, such as refrigeration and air conditioning, making this the correct choice. Other sectors like agriculture and forestry use them less frequently.

What happens when too much heat is trapped in Earth's atmosphere?

• Earth's climate cools

• Earth's climate warms

• Earth's climate remains stable

• Earth's climate becomes unpredictable

Answer explanation

When too much heat is trapped in Earth's atmosphere, it leads to an increase in global temperatures, causing Earth's climate to warm. This is a result of the greenhouse effect, where gases prevent heat from escaping.

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-4

What is a major cause of urbanization?

• Increase in wildlife

• Movement from rural areas to urban areas for work and social services

• Decrease in industrial activities

• Increase in agricultural activities

Answer explanation

A major cause of urbanization is the movement from rural areas to urban areas for work and social services, as people seek better job opportunities and access to essential services in cities.

Which activity is NOT a source of greenhouse gases?

• Industrial activities

• Deforestation

• Urbanization

• Planting trees

Answer explanation

Planting trees helps absorb carbon dioxide, thus reducing greenhouse gases. In contrast, industrial activities, deforestation, and urbanization contribute to greenhouse gas emissions.

What is the impact of industrial activities on the atmosphere?

• They cool the atmosphere

• They emit waste that can cause heating of the atmosphere

• They have no impact

• They reduce extreme weather

Answer explanation

Industrial activities emit greenhouse gases and pollutants, which trap heat in the atmosphere, leading to global warming. This makes the correct choice 'They emit waste that can cause heating of the atmosphere'.

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

NGSS.HS-ESS2-4

Which of the following is a result of human destruction of natural forested areas?

• Increase in biodiversity

• Disruption of the carbon cycle

• Decrease in urbanization

• Stabilization of climate

Answer explanation

Human destruction of forests leads to a disruption of the carbon cycle, as trees play a crucial role in absorbing carbon dioxide. This imbalance can contribute to climate change and other environmental issues.

Tags

NGSS.HS-LS2-7