Identifying Volume

1

Identifying Volume
There are THREE way to find volume in the
chemistry classroom. You will need to know them
in order to help you eventually determine the
density of various objects.
REMEMBER Volume is the Amount of Space something
takes up.
2

Identifying Volume
Method 1 With a Liquid Illustrate Color
this on your paper.
Meniscus

• The unit of measurement is usually in mL or L or
  cc

3

Method 2 With a Regular Shape Object
Cube and Rectangle Volumes are found by measuring
their Length X Width X Height
AREA
BASE
The unit of measurement is usually in mL or
cm3or any cubic unit
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Identifying Volume
Method 2 With a Regular Shape Object

Cube
Rectangle
Prism
(½ L x W) x H
L x W x H
L x W x H
b x h
a x h
½ b x h
5

Method 3 With an Irregular Shaped Object
-Use DISPLACEMENT.the amount of water pushed out
of the way by an object
-The unit of measurement is usually in mL or cm3
or cc
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Identifying Volume
Method 3 With an Irregular Shaped Object
1st Water Level

Initial Height of Water
350 mL
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Identifying Volume
Method 3 With an Irregular Shaped Object
1st Water Level
2nd Water Level

Place object into water and read level again.
Initial Height of Water
350 mL
350 mL
8
Identifying Volume
Method 3 With an Irregular Shaped Object
1st Water Level
2nd Water Level

Place object into water and read level again.
Initial Height of Water
425 mL
350 mL
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Identifying Volume
Method 3 With an Irregular Shaped Object
1st Water Level
2nd Water Level

Place object into water and read level again.
Subtraction Problem
Initial Height of Water
425 mL
2nd water level - 1st water level
350 mL
425 mL - 350 mL
75 mL
10
Identifying Volume
Item Type of Volume Measurement Needed (Method ) Why?
Tomato Sauce
Rectangular Wax Candle
Sponge Bob Plastic Toy
Box received in the Mail
11
Grading Math Problems in Science

• 5 points given
• 2 points for the problem you are inputting into
  the calculator
• 2 points for the answer rounded to the nearest
  hundreth
• 1 point for the unit label

12

Remember

• 1. States of Matter Internet Study Due Today
• 2. Volume Lab Due Tomorrow