1st Semester Exam 5 Question Preview (ID: 11977)
Sample Questions.
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A cubes density is 9.42 g/cm cubed, if you cut it in half it's density would be
a) 4.71
b) 9.42
c) 18.84
d) can not be determined
What is the density of matter with a mass of 24g and and a volume of 4cm cubed
a) 12
b) 6
c) 86
d) 8
Aluminum is an example of
a) compound
b) molecule
c) element
d) gas
When a bomb explodes, mass is
a) gained
b) lost
c) neither gained nor lost
d) gained then lost
What is a substance in which two or more elements are combined in a fixed proportion
a) atom
b) compound
c) element
d) mixture
Rusting of a car is an example of a
a) physical property
b) physical change
c) chemical property
d) chemcial change
Sharpening of a pencil is an example of
a) physical property
b) physical change
c) chemical property
d) chemcial change
the scattering of light by colloids is
a) tyndell effect
b) conservation
c) air pollution
d) suspension
the volume of an object measuring 10 cm by 5 cm by 2 cm would be
a) 100 cm squared
b) 100 cm
c) 100 cm cubed
d) 100 mm
The makeup of gases in air would be best represented by a
a) pie chart
b) bar graph
c) line graph
d) variable graph
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