What is the Law of Conservation of Mass?

• Matter can be created or destroyed

• Matter changes form but is conserved

• Matter is only conserved in physical changes

• Matter is only conserved in chemical changes

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Analyzing

Explain how water demonstrates the Law of Conservation of Mass through its different states.

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Evaluating

In the process of photosynthesis, light energy is used to convert carbon dioxide and water into ___ and oxygen.

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Applying

How do chemical changes differ from physical changes in terms of matter conservation?

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Analyzing

Which of the following is a chemical change?

• Water freezing

• Water evaporating

• Hydrogen and oxygen forming water

• Snow melting

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Applying

Describe the role of atoms in the conservation of matter during physical and chemical changes.

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Evaluating

Matter is anything that has ___ and takes up space.

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Applying

Explain the process of photosynthesis, describe which gases are input and output.