Dimensional Analysis

Multiple Choice

What is the first step when solving dimensional analysis problems?

• Write your plan

• Start from the right with your unknown

• Identify and write down your given units!

• Cross out units that are opposite each other

Multiple Choice

What is the second step when solving dimensional analysis problems?

• Write your plan (draw your train tracks)

• Put your "known" over 1

• Identify your "known" and "unknown"

• Cross out units that are opposite each other

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Time to PRACTICE

​1 step problems

​I want to see some work, okay?

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​You can either show your work in your notebook or use a chalk marker on your lab table (1 per table)

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​Switch with your elbow partner if you need to.

Multiple Choice

The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet?  (3 ft=1 yd)

• 0.867 ft

• 7.8 ft

• 8.07 ft

• 8.27 ft

Multiple Choice

How many gallons are in a pool that holds 758,000 Liters?
(1 gallon = 3.79 Liters)

• 200
• 20,000
• 200,000
• 2,000,000

Multiple Choice

Convert 2.5 grams into milligrams (1000 mg = 1 gram)

• 25 mg
• 25,000 mg
• 250 mg
• 2500 mg

Time to PRACTICE

​2 step problems

Multiple Choice

How many inches are there in a football field (100 yards)? 1 yard = 3 feet; 1 foot = 12 inches

• 360 inches

• 3,600 inches

• 3,600 feet

• 300 feet

Multiple Choice

The length of a desk is 3.5 feet. How many centimeters is the length?  (there are 2.54 cm in an inch; 12 inches in a foot)

• 60
• 120.23
• 106.68
• 117.12

Multiple Choice

How many walking paces are there approximately as you walk down Main Street (0.25 miles)? 1 mile = 5280 feet; 1 foot = 12 inches; 22 inches = 1 walking pace

• 15,840 walking paces

• 720 walking paces

• 720 inches

• 2420 walking paces