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4 cards from this section. Quick, good the night before a test.
What is matter? Give a simple definition.
Think of everything around you.
List two examples of gases.
Think about what you cannot see but can fill a balloon.
What is a characteristic of solid matter?
Think about ice cubes.
True or False: A chemical change results in a new substance.
Consider cooking food or burning paper.
If ice (solid) melts into water (liquid) and then boils into steam (gas), describe the energy changes occurring in each transition.
Think about heating substances on a stove.
Consider a mixture of sand and salt. How could you separate this mixture into its components? Explain your process.
Consider how each component behaves in water.
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