Greenhouse Effect

Choose the best answer: "The greenhouse effect and global warming are the same thing."

• True—they mean exactly the same thing

• False—the greenhouse effect is a natural process, while global warming is recent warming linked to increased greenhouse gases

Which gas is identified as one of the main greenhouse gases along with water vapor (H2O)?

• Methane (CH4)

• Ozone (O3)

• Carbon dioxide (CO2)

• Nitrous oxides

Which statement best explains the problem with the enhanced greenhouse effect?

• It reduces the amount of sunlight reaching Earth.

• It increases greenhouse gases, causing more heat to be trapped.

• It makes Earth cooler by reflecting more energy into space.

• It eliminates the natural greenhouse effect that keeps us warm.

Which action can directly reduce your carbon footprint?

• Eat more meat and dairy

• Use public transportation or carpool

• Use more heating and air conditioning

• Use more plastic products

Tags

DOK Level 2: Skill/Concept

Human activity affects the climate by releasing ​ (a)   and other greenhouse gases into the atmosphere, which ​ (b)   the Earth's temperature.

• carbon dioxide
• increases
• decreases
• oxygen gas

Tags

HS-LS2-7

Match the following words with their definitions.

• a lasting change in weather over time

• greenhouse gas

• warming of Earth by greenhouse gases

• greenhouse effect

• increase in average temperature on Earth

• climate change

• a gas that traps heat in the atmosphere

• global warming

(a)   is a major contributor to global warming and climate change. Select TWO correct answers.

(b)  

• Chlorofluorocarbons (CFCs)
• Carbon dioxide (CO2)
• Methane (CH4)
• Nitrous oxide (N2O)

What is the primary function of a greenhouse?

• To provide shelter for animals.

• To allow sunlight to enter and trap the sun's heat inside.

• To protect plants from strong winds.

• To store gardening tools and supplies.

What is the layer of gases surrounding Earth called?

• The stratosphere

• The ozone layer

• The atmosphere

• The exosphere

Which of these is NOT identified as a greenhouse gas in the video?

• Carbon Dioxide

• Water Vapor

• Oxygen

• Methane