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Physical And Chemical Change
Test Description: Practice
Instructions: Answer all questions to get your test result.
1) a change when only the physical properties are changed. The substance looks different but is still the same thing.
A
elemental change
B
Chemical change
C
physical change
D
none of the above
2) a change when the physical and chemical properties are changed. A whole new substance is created.
A
physical change
B
chemical change
C
none of the above
D
elemental change
3) You mix baking soda and vinegar and notice bubbling and fizzing. Which sign of a chemical change occurred?
A
color change
B
precipitate formed
C
gas omitted
D
temperature change
4) Which of the following is an example of a chemical change
A
mowing the lawn
B
burning wood
C
tearing paper
D
breaking glass
5) Which of the following is an example of a physical change
A
fireworks exploding
B
metal rusting
C
milk spoiling
D
ice melting
6) When water freezes, what kind of change has happened?
A
none of the above
B
elemental change
C
chemical change
D
physical change
7) You mix milk and vinegar and notice after several minutes that are solid substance has formed in the milk. What sign of a chemical change has occurred?
A
temperature change
B
gas omitted
C
precipitate formed
D
color change
8) What is a precipitate?
A
none of the above
B
it is when the temperature gets colder during a chemical reaction
C
It is when a solid forms in a liquid during a chemical reaction
D
It is when there is bubbling and fizzing during a chemical reaction
9) Which of the following is an example of a chemical change
A
baking a cake
B
drawing on a piece of paper
C
slicing apples
D
chopping wood
10) which of the following is an example of a chemical change
A
a candle burning
B
boiling water
C
glass breaking
D
slicing bread
*select an answer for all questions
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