Lesson 6.2: Human Activities & Climate

What is the greenhouse effect?

• The cooling of Earth due to air pollution

• The warming of a planet due to trapped radiation

• The heating of a solid, such as a rock

• The reflection of sunlight by clouds

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Which of the following is a consequence of global warming?

• Decreased sea levels

• Increased ice formation

• More frequent extreme weather events

• Stabilized climate patterns

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How can planting trees help mitigate climate change?

• By releasing more carbon dioxide

• By absorbing carbon dioxide

• By increasing soil erosion

• By reducing oxygen levels

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How does deforestation contribute to climate change?

• By increasing oxygen production

• By reducing carbon dioxide absorption

• By stabilizing weather patterns

• By decreasing soil erosion

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What is one way to minimize human impact on the environment?

• Increase the use of single-use plastics

• Implement renewable energy sources

• Expand urban areas into forests

• Increase fossil fuel consumption

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How can scientific principles be applied to design a method for minimizing human impact on the environment?

• By developing technologies that increase emissions

• By creating systems for efficient waste management

• By promoting deforestation

• By encouraging the use of non-renewable resources

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How do human activities influence the carbon cycle?

• By decreasing the amount of carbon in the atmosphere

• By releasing carbon dioxide (CO2) into the atmosphere

• By increasing the amount of carbon stored in the soil

• By reducing the amount of carbon in the oceans

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What role do wetlands play in regulating the climate?

• They release more greenhouse gases into the atmosphere

• They reduce the amount of water in the atmosphere

• They increase the temperature of nearby regions

• They absorb carbon dioxide and store it

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What effect does deforestation have on photosynthesis and the carbon cycle?

• It increases the rate of photosynthesis

• It decreases the rate of photosynthesis, leading to more CO2 in the atmosphere

• It has no effect on photosynthesis

• It increases the amount of CO2 absorbed by plants

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How does urbanization affect the local climate?

• It decreases the local temperature

• It increases the amount of vegetation in the area

• It makes urban areas warmer due to changes in albedo

• It reduces the amount of carbon dioxide in the atmosphere

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