Dimensional analysis

Multiple Choice

___________ is a unit in the metric system on which other units are based.

• base unit

• lenght

• volume

• mass

Multiple Choice

a word or symbol placed before a unit that multiplies that unit by a power of 10; can be applied to any unit in the metric system. Examples: (metric) 𝘮𝘪𝘤𝘳𝘰- (1/1,000,000), 𝘮𝘪𝘭𝘭𝘪- (1/1,000), 𝘤𝘦𝘯𝘵𝘪- (1/100), 𝘬𝘪𝘭𝘰 (1,000)

• prefix

• suffix

• coeffficient

• subscript

Multiple Choice

How many centimeters are there in a meter?

• 10

• 100

• 0.1

• 0.01

Multiple Choice

A ratio or fraction equivalent to one that is used to multiply or divide a quantity when converting from one unit to another.

• Numerator

• Denominator

• Conversion factor

Multiple Choice

A technique in which cancelling units is used to obtain the correct solution to a problem.

• Dimensional analysis

• Conversion factor

• Division

• Multiplication

Multiple Choice

Which conversion fraction would be needed?

Multiple Choice

What will the resulting units be?

• inches

• feet

• meters/ft

• inches/ft

Multiple Choice

What will the resulting units be?

• cubic feet per day

• gallons per day

• gallons per hour

• cubic feet per hour

Multiple Choice

What will the resulting units be?

• cups per day

• pints per hour

• cups per week

• pints per day

Multiple Choice

What is 8 pints per hour equivalent to in cups per week?

• 4.67 cups/wk

• 1344 cups/wk

• 2688 cups/wk

• 672 cups/wk

Multiple Choice

What will the resulting units be?

• cubic meters per month

• cubic meters per day

• liters per day

• liters per month

Match

Match the expressions to their resulting units.

yards

centimeters

kilometers

meters

inches

• yards

• centimeters

• kilometers

• meters

• inches

Multiple Choice

Which conversion fraction would be needed from this starting amount?

Multiple Choice

Which of these would best fit in the box?

• 60 min

• 1 day

• 4 hrs

• 1 hr

Multiple Choice

Which of these would NOT be the appropriate unit in the box?

• 60 min

• 1 day

• 4 days/4

• 0.5 days/0.5

Multiple Choice

Which of these would be the appropriate unit in the box?

• 60 min

• 1 day

• 1 hour

• 1 year

Multiple Choice

Is there anything wrong with the dimensional analysis set up yes or no and why?

• yes, you have to have days in the denominator in the 2nd column to cancel with days in the first

• no, at the end of the dimensional analysis you will have days² which is very helpful

• no, in this set up the days cancel every time

• yes, minutes will cancel with days easily with days in the numerator

Multiple Choice

If the proper conversion is 2.2 lbs = 1 kg, then what should go in the empty box?

• 2.2 lbs

• 1000 g

• 1000 ml

• 1 L

Multiple Choice

Which of these would be the appropriate unit in the box?

• 60 min

• 1 day

• 1 hour

• 1 year

Multiple Choice

What will the resulting units be?

• cups per day

• pints per hour

• cups per week

• pints per day

Multiple Choice

Which of these would best fit in the box?

• 60 min

• 1 day

• 4 hrs

• 1 hr

Match

Match the metric unit with the physical property that it measures.

• kilograms

• liters

• meters

• Kelvin

mass

volume

length or distance

temperature

• mass

• volume

• length or distance

• temperature

Reorder

Sort the metric prefixes in order from BIGGEST to SMALLEST.

biggest unit of measurement is 1, smallest unit of measurement is 5

• kilo-

• deci-

• centi-

• milli-

1

2

3

4

• 1
• 2
• 3
• 4