Cumulative Science Assessment 2-2024

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What is the traditional scientific method?

Back

A systematic process for conducting scientific investigations, typically involving observation, hypothesis formulation, experimentation, analysis, and conclusion.

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Why do authentic scientific investigations often not follow the traditional scientific method?

Back

They require flexibility and creativity.

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What is a chemical change?

Back

A change that results in the formation of new chemical substances, such as when yeast ferments sugar.

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What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

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What is the significance of data in scientific investigations?

Back

Data provides evidence to support or refute hypotheses and conclusions.

Front

What is the closest star to Earth?

Back

The Sun.

Front

What is the Milky Way?

Back

The galaxy that contains our Solar System, including the Sun.

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What is evaporation?

Back

The process by which liquid water turns into water vapor (gas), often observed when water is left in an open container.

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What is condensation?

Back

The process by which water vapor cools and changes back into liquid water.

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What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.