Dimensional Analysis

A passenger jet has a speed of 900 km/h.
What is its speed in m/s?
(1 km = 1000 m)

• 250 m/s
• 324 m/s
• 1,500 m/s
• 2,500 m/s

A bicycle has a speed of 6 m/s. What is its speed in km/h?  (1 km=1000 m)

• 21.6 km/h
• 16.67 km/h
• 2.16 km/h
• 1.67 km/h

Complete the statement:
5 cm/min = ______ m/day
(100 cm = 1 m)

• 72
• 840
• 7.2
• 5,040,000

Convert 62 miles/hour to feet/second

• 5,456 feet/second

• .003 feet/second

• 90.9 feet/second

• 909 feet/second

Convert 20 tons/year to ounces/day

• .0004 ounces/day

• 6.8 ounces/day

• 109.6 ounces/day

• 1,753.42 ounces/day

Convert 70,000 quarts/year to pints/day

• 383.6 pints/day

• 767.1 pints/day

• 1,534.2 pints/day

• 191.8 pints/day

32,190 inches/year to yards/day

• 88.19 yards/day

• 7.3 yards/day

• 2.4 yards/day

• 4.9 yards/day

Convert 2,500 gallons/year to cups/day

• 109.6 cups/day

• 54.8 cups/day

• 27.4 cups/day

• .43 cups/day

Convert 6 centigrams/day to kilograms/year

• 2.19 kilograms/year

• 21.9 kilograms/year

• .0219 kilograms/year

• 219 kilograms/year

You are watching cars driving past you for a minute and see 20 cars. If this rate continues, how many cars will pass in a day?

• 280 cars/day

• 104 cars/day

• 28,800 cars/day

• 28,800 days/car