Science CFA (2.2) 2024-2025

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What is the relationship between gravitational force and distance between two objects?

Back

The gravitational force decreases as the distance between two objects increases, following the inverse square law.

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NGSS.HS-PS2-4

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How does the gravitational force between two objects in Model 3 compare to Model 1 if it is described as 'four times'?

Back

This indicates that the gravitational force in Model 3 is four times stronger than that in Model 1.

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NGSS.HS-PS2-4

Front

What is nuclear fusion?

Back

Nuclear fusion is a process where two light atomic nuclei combine to form a heavier nucleus, releasing energy.

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What type of model could be used to demonstrate nuclear fusion?

Back

A diagram or model that illustrates the process of two nuclei combining and the energy released during fusion.

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NGSS.HS-PS1-8

Front

What is the significance of location in environmental studies, particularly regarding contamination?

Back

The location of contamination can affect biodiversity and ecosystem health, as seen in the survey of the leaking gasoline tank.

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Front

What is negative feedback in biological systems?

Back

Negative feedback is a process that counteracts changes in a system, helping to maintain homeostasis, such as regulating body temperature.

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NGSS.HS-LS1-3

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How does orexin affect body temperature regulation?

Back

Orexin helps regulate body temperature by influencing processes that maintain thermal balance.

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NGSS.HS-LS1-3

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What is biodiversity, and why is it important?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem, and it is important for ecosystem resilience and health.

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How can survey data be used to assess environmental impact?

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Survey data can provide insights into changes in biodiversity and ecosystem health in response to environmental stressors.

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What is the role of models in scientific inquiry?

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Models help scientists visualize and understand complex processes, such as nuclear fusion or ecological interactions.

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