Physical and Chemical Change
Presentation
•
Science
•
5th Grade
•
Hard
Standards-aligned
Naomi Addison
Used 58+ times
FREE Resource
9 Slides • 3 Questions
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Physical and Chemical Change
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Open Ended
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Physical Change
Changes the form or appearance of a substance
Does not change substance into anything new.
Examples:
Whipping eggs
Boiling Water
Dissolving Sugar
Dicing Vegetables
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Physical Changes Cont
Changing the state of matter
Changing the color
Changing the shape
Changing the texture
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Multiple Select
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Multiple Select
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Recap: Chemical Change
Occurs when two or more molecules interact and the molecules change into a new substance.
Bonds between atoms are broken and created to form new molecules.
Examples
Iron rusting
Gas Burning
Eggs Cooking
Bread Rising
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Unexpected Color Change
New molecules created in a chemical reaction radiate light differently producing new colors.
Examples:
Fireworks
Leaves changing from green to orange and red in the fall
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Unexpected Temperature Change
During chemical bonding, energy is released or absorbed making their surroundings hotter or cooler.
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Combustion/Burning
A chemical reaction between substances, usually including oxygen accompanied by giving off heat and/or light.
This a permanent change that cannot be undone
Examples:
Wood burning
Burning a Candle
Rusting
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Bubbles Form
When gases produced in a chemical reaction are released.
Examples:
Alka-Seltzer
Bubbles released when vinegar and baking soda are combined
Physical and Chemical Change
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