1. 5-4: Dimensional Analysis
Title:
5-4: Dimensional Analysis
Name
Date
Period
Tool Bag
Formulas, equations,
Vocabulary, etc.
Here’s How…Notes & Examples
Objective
To convert units from one measure to a different measure
Conversion Factor
A ratio of two quantities that are equal but use different units.
To Convert Units
Multiply your quantity by a conversion factor.
Example #1
How far is 3 miles in feet?
Determine your
Conversion Factors
How many feet in a mile?
1 mile = 5280 feet
Conversion Factor
5280 feet
1 mile
3 miles • =
3 • 5280 feet =
15,840 feet
You Try
How many hours are there in 6 days ?

2. 5-4: Dimensional Analysis
Title:
5-4: Dimensional Analysis
Name
Date
Period
Tool Bag
Formulas, equations,
Vocabulary, etc.
Here’s How…Notes & Examples
Example #2
A faucet flows water at a rate of 240 gallons per hour. What
is the faucet’s rate in quarts per minute?
Determine your
Conversion Factors
How many quarts in a gallon?
1 gallon = 4 quarts
How many minutes in an hour?
1 hour = 60 minutes 4
240 gallons
1 hour
4 quarts
1 gallon
1 hour
60 minutes
240 • 4 quarts
60 minutes • • = 1
16 quarts
1 minutes =
You Try
A car travels at 60 miles per hour. What is its speed in
feet per second?
You Try
A Dollar equals 90 Yen. How many Yen is 30 cents?