Dimensional Analysis Practice

How many hours are in a fortnight (2 weeks)?

1 week = 7 days; 1 day = 24 hours [Note: do not round answer]

• 672 hours

• 168 hours

• 336 hours

• 504 hours

Tags

CCSS.5.MD.A.1

Convert 1,800 grams to kilograms.

• 18 kilograms

• 1.8 kilograms

• 180 kilograms

• 0.18 kilograms

Tags

CCSS.5.MD.A.1

Convert 1.07 meters to centimeters.

• 107 centimeters

• 17 centimeters

• 1070 centimeters

• 1007 centimeters

Tags

CCSS.5.MD.A.1

Convert 43 miles into feet.

• 123,000 feet

• 200,000 feet

• 250,260 feet

• 227,040 feet

Tags

CCSS.5.MD.A.1

What is the first step when solving dimensional analysis problems?

• Write out the problem on the t-frame

• Multiply your values

• Identify your "known" and "unknown" aka "given" and "want"

• Cross out units that are opposite each other

Tags

CCSS.5.MD.A.1

Convert 43 miles into feet.

• 123,000 feet

• 200,000 feet

• 250,260 feet

• 227,040 feet

Tags

CCSS.5.MD.A.1

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

Tags

CCSS.5.MD.A.1

What conversion factor would you use to solve this problem?

• 2.20 lbs / 1 kg

• 1 kg / 2.20 lbs

• 0.002 lbs / 1 g

• 1 g / 0.002 lbs

Tags

CCSS.5.MD.A.1

All conversion factors are equal to _______.

• zero

• one

• ten

• original units

Tags

CCSS.5.MD.A.1

45 cm = _____ mm

• 450

• 4,500

• 0.45

• 4.5

Tags

CCSS.5.MD.A.1

CCSS.5.NBT.A.2