Modeling Matter

Front

What is a substance?

Back

A substance is a form of matter that has a uniform and definite composition. Examples include water, salt, and gold.

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What are molecules made up of?

Back

Molecules are made up of properties that define their characteristics, such as size, shape, and behavior.

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What is the difference between an observation and an inference?

Back

An observation is a statement based on what you see, hear, or measure. An inference is a conclusion drawn from observations.

Front

What does it mean when molecules are attracted to each other?

Back

When molecules are attracted to each other, it means they have a force that pulls them together, which can affect how they interact and behave.

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What is chromatography?

Back

Chromatography is a method used to separate mixtures into their individual components, often used to analyze substances.

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What is an example of an observation?

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An example of an observation is noticing that a marble is smooth.

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What is an example of an inference?

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An example of an inference is concluding that a marble was made in a factory based on its appearance.

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What are properties of substances?

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Properties of substances include characteristics such as color, density, melting point, and solubility.

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What is a mixture?

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A mixture is a combination of two or more substances that retain their individual properties and can be separated by physical means.

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What is the role of models in science?

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Models in science help us understand complex systems by representing them in a simpler form.