Discussing the Claim and Evidence of Chemical or Physical Changes

Learning Target: 

• I can discuss a claim and evidence for a chemical or physical change.

HOWLs Target:

• I can self-assess to improve

Agenda

• Warm-up: INDICATORS (2min)
• Make a list of indicators of a chemical change and an example where you saw the indicator. For example: bubbles - lemon volcanoes.
• HOWLS ______
• redo pre-test and feedback
• MODEL of comparing claim discussion
• cooking an egg
• claim: Cooking an egg produces a ________________ change.
• evidence: The indicator of the ____________ change is _________________.
• Quicktime Player to record audio of discussion
• prompt: make a claim if cooking an egg is a physical or chemical change and provide evidence to support your claim.

Links for the labs 

• Iodine Clock Reaction
• Slime
• Melting Sugar
• Lemon Volcano
• Elephant Toothpaste
• Clean a penny
• Baking soda volcano

Relevant reading:

• CK-12 Changes in Matter

Homework:

• none