2nd Six Weeks Warm Up 3
Which of the following is NOT an example of a 
chemical change?
burning wood
breaking a stick
baking soda and vinegar fizzing
meat cooking in a pan
A ____________   ___________ occurs when two or more
substances combine chemically to form a new 
substance.
chemical change
chemical state
chemical reaction
science experiment
A___________   _____________  occurs when one or
more substances are changed into new substances
with different properties from the original
chemical change
chemical state
chemical reaction
science experiment
True or False

A dog barking is a chemical change.
True
False
True or False
Water boiling is a chemical reaction.
True
False
Which of the following IS an example of
a chemical change?
people running
dynamite exploding
rocks breaking
washing clothes
True or False
Baking a cake is an example of a chemical change.
True
False
Density is measured by dividing __________
by ___________.
mass, volume
length, width
height, length
pounds, inches
If an object has a mass of 25 grams and a 
volume of 5mL, what is it's density?
125 g/mL
1 g/mL
5 g/mL
4 g/mL
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