Conversions and Fuel Efficiency Concepts

The video tutorial covers dimensional analysis, starting with converting 345.7 inches to yards using conversion factors. It then explains how to convert fuel efficiency from miles per gallon to kilometers per liter for a car being exported to Europe. Finally, the video discusses the SI unit system, including prefixes and conversions, providing examples like meters to decameters and liters to kiloliters.

What is the first conversion factor used to convert inches to yards?

• 1 yard = 3 feet

• 1 foot = 12 inches

• 1 meter = 100 centimeters

• 1 mile = 5280 feet

How many feet are in a yard according to the conversion process?

• 3 feet

• 4 feet

• 2 feet

• 5 feet

What is the initial fuel efficiency rating of the vehicle in the example?

• 60 miles per gallon

• 55 miles per gallon

• 50 miles per gallon

• 45 miles per gallon

Which conversion factor is used to convert gallons to liters?

• 1 liter = 1 gallon

• 1 liter = 0.75 gallons

• 1 liter = 0.5 gallons

• 1 liter = 0.264 gallons

What is the conversion factor for miles to kilometers used in the example?

• 1 mile = 2 kilometers

• 1 mile = 0.5 kilometers

• 1 mile = 0.621 kilometers

• 1 mile = 1.609 kilometers

What is the final fuel efficiency in kilometers per liter after conversion?

• 25 km/l

• 23 km/l

• 20 km/l

• 30 km/l

What is the mnemonic used to remember the order of SI prefixes?

• Please Excuse My Dear Aunt Sally

• My Very Educated Mother Just Served Us Noodles

• Every Good Boy Deserves Fudge

• King Henry Died By Drinking Chocolate Milk

How many meters are in a decameter?

• 1000 meters

• 1 meter

• 100 meters

• 10 meters

What is the prefix for one thousand liters?

• Kiloliter

• Megaliter

• Hectoliter

• Decaliter

How many grams are in a megagram?

• 100,000 grams

• 10,000 grams

• 1000 grams

• 1,000,000 grams