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MS-PS1-2: Analyze data to determine if chemical reactions have occurred…
MS-PS1-2: Analyze data to determine if chemical reactions have occurred
Physical properties
Density
Squishy
Color
Golden Brown
Yellow
Solid Black
Mass
Fluffy Light
heavy
Texture
Gummy
Rough
Soft
Hard
Fluffy
thick
slimy
odor
Chemical properties
flammability
Acidity
Heat of Combustion
Reactivity
Toxicity
Chemical stability
Signs of a chemical change
Formation of a precipitate
An object getting hotter
An object getting colder
A gas is produced
The color changes
A new substance forms
A change in smell
Pleasant smell+odorless smell = odorless smell
Change of temperature
Rust
Chemical changes
When the atoms making up a molecule or substance are rearranged
Water and salt
Scrambling Eggs
You can tell where the white and yellow is after cooking
Mixing a base with an acid
Burning a substance
Rusting of Iron
A food rotting
Pineapple and Gelatin
Changed density
Mixing an acid and a base
physical change
When the weight of a substance is different after the outcome or after the reaction
When the substance has changed it shaped
When I substance has changed it's state of matter (solid, liquid, or gas).
Solid Gold to molten gold
Water to Ice
An object changing form
Yolks and whites got mixed together