Today

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Todays Agenda9/27

• Bellringer Describe the physical properties of a
  basketball.
• Review Solids, Liquids, Gases
• Changes Card Sort
• Physical Changes Before and After
• Notes on Physical Changes

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Physical Changes
Study Pack 3
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Todays Goals

• I can describe physical changes.

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Observing Physical Changes
Before Change After
Cutting Paper
Crumpling Paper
Molding Playdough
Boiling Water
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Observing Physical Changes

• What was the difference between the befores and
  afters?
• What types of things changed?
• So, what is a physical change?

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Physical Changes

• A change in physical properties
• Change the form or appearance of the substance
• A new substance is NOT formed
• You can often reverse it

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Examples of Physical Changes

• Cutting
• Change in shape
• Molding playdough
• Changes in state
• Melting
• Freezing
• Evaporation
• Condensation