Margaret M. Loos
Materials
Two 100 ml graduated cylinders, two 200 ml beakers, fresh water, salt water from Sound, triple beam balance.
Procedure
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1. Mass beaker A and beaker B. Record masses.
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2. Pour 100 ml of fresh water (measured in one cyliner) into beaker A. Weigh and record below.
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3. Pour 100 ml of salt water (measured in other cylinder into beaker B. Weigh and record below.
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4. Do calculations for density.
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Data and Calculations
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Mass of beaker A + water
|
|
=
|
|
Mass of bealer A
|
|
|
=
|
|
Difference = Mass of water
|
=
|
|
|
|
Mass of beaker B + salt water
|
=
|
|
Mass of beaker B
|
|
|
=
|
|
Difference = mass of salt water
|
=
|
-
-
____
Density = Mass of salt water
(of salt water)
|
Mass of water
|
RELATED ACTIVITIES
Handle samples of tuff, pumice, obsidian, magnitite, quartz, corundum, etc. to experience materials of different densities.