Dimensional Analysis WIN Day Review

Front

What is dimensional analysis?

Back

Dimensional analysis is a mathematical technique used to convert one unit of measurement to another using conversion factors.

Front

How many feet are in one mile?

Back

There are 5,280 feet in one mile.

Front

Convert 1 hour to seconds.

Back

1 hour = 3,600 seconds.

Front

What is the formula to convert miles per hour (mph) to feet per second (ft/s)?

Back

To convert mph to ft/s, multiply by 1.46667 (since 1 mph = 1.46667 ft/s).

Front

Convert 45 mph to feet per second.

Back

45 mph = 66 ft/s.

Front

If 1 gram equals 1,000 milligrams, how many milligrams are in 2.5 grams?

Back

2.5 grams = 2,500 milligrams.

Front

What is the conversion factor from miles to feet?

Back

The conversion factor from miles to feet is 5,280 feet per mile.

Front

How do you set up a dimensional analysis problem?

Back

Identify the given quantity, determine the conversion factors needed, and multiply the given quantity by the conversion factors to cancel out units.

Front

Convert 62 miles/hour to feet/second using dimensional analysis.

Back

62 miles/hour = 91 ft/s.

Front

What is the purpose of using conversion factors in dimensional analysis?

Back

Conversion factors allow you to change units while maintaining the same quantity.