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Unit One Review
Test Description: Unit One Review
Instructions: Answer all questions to get your test result.
1) Which is a qualitative measurement?
A
color
B
time
C
mass
D
length
2) What is a liquid's resistance to flow?
A
precipitate
B
viscosity
C
malleability
D
conductivity
3) Which of the following is a chemical property of matter?
A
density
B
flammability
C
solubility
D
viscosity
4) Which of the following substances is an element?
A
glucose
B
sodium
C
baking soda
D
apple juice
5) What is the original material of a chemical reaction called?
A
yielders
B
reactants
C
products
D
condensing molecules
6) Which of the following is NOT an example of matter?
A
smoke
B
air
C
heat
D
water
7) Which of the following is a homogeneous mixture?
A
blood
B
chicken noodle soup
C
blueberry pancakes
D
sand and water
8) All of the following changes to a metal are physical changes EXCEPT:
A
cutting
B
melting
C
bending
D
rusting
9) Which of the following is NOT an inference?
A
Scott's writing is sloppy.
B
Scott writes in cursive.
C
Jane loves Bobby.
D
Jane dresses poorly.
10) What is the final material called in a chemical reaction?
A
Bubbling
B
Color
C
Reactants
D
Products
11) Which of the following is NOT a physical property of matter?
A
density
B
solubility
C
flammability
D
viscosity
12) During a laboratory activity, a student combined two solutions. In the lab report, the students wrote 'A yellow color appeared.' The statement represents the student's recorded ______.
A
theory
B
observation
C
hypothesis
D
conclusion
13) What is solubility?
A
a physical property
B
a physical change
C
a chemical change
D
a chemical property
14) Choose a physical change from the following:
A
synthesizing
B
burning
C
decomposing
D
dissolving
15) Choose the property from the list that is not a physical property.
A
rusting
B
density
C
melting point
D
color
16) A chemical change occurs when a piece of wood ____.
A
decays
B
is cut
C
is painted
D
is split
17) Which of the following is NOT a pure substance?
A
iron filings
B
apple juice
C
liquid oxygen
D
mercury
18) Homogeneous mixtures can also be called ____.
A
reactants
B
solutions
C
controls
D
products
19) Which of the following is true of qualitative measurements?
A
They are numeric.
B
They are subjective.
C
They are objective.
20) Water is a(n) ____.
A
element
B
heterogeneous mixture
C
compound
D
homogeneous mixture
*select an answer for all questions
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