Dimensional Analysis and Conversion Factors Quiz

What is the primary purpose of dimensional analysis?

• To analyze the dimensions of a room

• To convert units from one system to another

• To calculate the area of a surface

• To measure the dimensions of objects

If 1 ounce equals 28.349 grams, how many ounces are in 125 grams?

• 3.25 ounces

• 6.00 ounces

• 4.41 ounces

• 5.50 ounces

What should you do if your calculated answer has more significant figures than the given data?

• Leave it as it is

• Round up to match the given data

• Round down to fewer significant figures

• Add more significant figures

What is the first step in converting 405 miles to minutes if the speed is 72 miles per hour?

• Convert miles to hours

• Convert minutes to seconds

• Convert miles to kilometers

• Convert hours to minutes

How many minutes will it take to drive 405 miles at 72 miles per hour?

• 338 minutes

• 400 minutes

• 600 minutes

• 500 minutes

What is the conversion factor used to change hours into minutes?

• 1 hour = 45 minutes

• 1 hour = 90 minutes

• 1 hour = 60 minutes

• 1 hour = 30 minutes

If a patient needs 50 milligrams of medicine three times a day, how many milligrams are needed per day?

• 250 milligrams

• 100 milligrams

• 150 milligrams

• 200 milligrams

How many tablets are needed per day if each tablet contains 25 milligrams and the daily requirement is 150 milligrams?

• 7 tablets

• 6 tablets

• 5 tablets

• 4 tablets

For a four-day prescription, how many tablets are required if the daily dosage is 6 tablets?

• 18 tablets

• 22 tablets

• 20 tablets

• 24 tablets

Why is it important to practice conversion problems?

• To pass time

• To ensure accuracy and understanding

• To improve speed in calculations

• To memorize conversion factors