Dimensional Analysis

Organize the following steps for dimensional analysis.

1 = First Step, 5 = Last Step

• Calculate.

• Plug information into your dimensional analysis template.

• Identify your unknown.

• Identify your given.

• Identify conversion factors that you will use.

The unit (labels) on top and bottom of fractions must (a)   to cancel.​

• match
• be different
• don't matter

Identify the parts of this word problem.

a

b

c

Given

Unknown

Unit

Conversion Factor

Solve the dimensional analysis problem.

d

c

b

a

86 min

1.43 hr

60 min

1 hr

Identify the components of the word problem.

c

b

a

Unknown

Units

Conversion Factors

Given

How many conversion factors are involved in this word problem?

There are ​ (a)   conversion factors.

• 3
• 1
• 2
• 4

Solve the dimensional analysis problem.

d

a

b

c

e

f

g

1.43 hrs

3 classes

1 yr

1 class

180 d

1 d

5.75 yr

Calculate an answer to the problem.

Round your answer to the nearest hour and do not include a label.

Mathematical Equivalence

ON