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8th Grade-Physical And Chemical Changes Of Matter
Test Description: Answer these questions about physical and chemical changes of matter.
Instructions: Answer all questions to get your test result.
1) Which of the following indicates a physical change in matter?
A
Change in texture from heating
B
Change in color
C
Change in odor
D
Change in shape
2) Which of the following indicates a chemical change in matter?
A
Change in shape or form
B
melting
C
Change from a liquid to a gas
D
Tarnishing
3) If you decide to bake cookies for a birthday treat, when you bake them in the oven, you are performing a
A
biological change
B
chemical change
C
physical change
D
none of these
4) Which of the following is an example of a chemical change?
A
Melting a marshmallow before putting it on a tasty smore (but not burning it).
B
Smooshing a marshmallow before putting it on a tasty smore.
C
Burning a marshmallow before putting it on a tasty smore.
D
Cutting a marshmallow into little pieces before putting it on a tasty smore.
5) Which of the following is an example of a physical change?
A
Melting an ice cube in a glass
B
Rusting of a bike
C
Toasting bread
D
Combining baking soda and vinegar to create a chemical reaction
6) You have decided to eat a tasty smore. You eating and digesting it is an example of
A
a chemical change
B
both a physical and chemical change
C
a physical change
D
neither a physical or chemical change
7) Which of the following is not a indicator of a chemical change?
A
oxidation
B
melting
C
tarnishing
D
combustion
8) Which of the following is not a physical change?
A
Melting
B
Sublimation
C
Boiling
D
Combustion
9) A change in the state of matter (such as boiling, evaporating, etc.) is an example of
A
neither a physical and chemical change
B
a chemical change
C
both a physical and chemical change
D
a physical change
10) Miss S. using her ninja skills to break a piece of wood in half is an example of
A
a physical change
B
a chemical change
C
her awesomeness!!!!!!!
D
both a physical and chemical skill
*select an answer for all questions
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