Greenhouse effect and climate change

Greenhouse effect and climate change

Assessment

Flashcard

Science

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of the Earth's atmosphere due to the accumulation of greenhouse gases like CO2, which trap heat from the sun.

2.

FLASHCARD QUESTION

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that contribute to the greenhouse effect by absorbing infrared radiation. Key examples include carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O).

3.

FLASHCARD QUESTION

Front

What is a carbon sink?

Back

A carbon sink is a natural reservoir that accumulates and stores carbon, such as forests, oceans, and soil.

4.

FLASHCARD QUESTION

Front

How does respiration contribute to carbon dioxide levels?

Back

Respiration is the process by which animals breathe out carbon dioxide, contributing to the levels of CO2 in the atmosphere.

5.

FLASHCARD QUESTION

Front

What is the impact of melting glaciers on sea levels?

Back

Melting glaciers and polar ice caps result in rising sea levels, which can lead to coastal flooding and habitat loss.

6.

FLASHCARD QUESTION

Front

What role do trees play in carbon storage?

Back

Trees absorb carbon dioxide from the atmosphere during photosynthesis, storing carbon in their biomass and helping to mitigate climate change.

7.

FLASHCARD QUESTION

Front

What is climate change?

Back

Climate change refers to significant changes in global temperatures and weather patterns over time, primarily driven by human activities such as burning fossil fuels.

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