Dimensional Analysis

How many kilograms of calcium are there in 173 pounds of calcium? (1 lb = 454 g; 1 kg = 1000 g)

• 10 kg

• 78.5 kg

• 110 kg

• 78500 kg

Convert 62 miles/hour to feet/second. (5,280 ft = 1 mi)

• 5,456 ft/s

• .003 ft/s

• 91 ft/s

• 909 ft/s

Tags

NGSS.MS-PS3-1

A child weighs 40.0 lb and is to receive 0.10 mg of an antibiotic for each kg of body weight. How many milligrams of the antibiotic shall the child receive? (1 kg = 2.2 lbs)

• 18.2 mg

• 182 mg

• 0.182 mg

• 1.82 mg

Convert 500,000 millimeters/month to kilometers/year

• .6 kilometers/year

• .06 kilometers/year

• 6 kilometers/year

• 60 kilometers/year

You know 1000 mg = 1 g. Convert 2.5 grams into milligrams. (Hint: You can Bunny Hop this one!)

• 25 mg

• 25,000 mg

• 250 mg

• 2500 mg

Convert 62 miles/hour to feet/second

• 5,456 feet/second

• .003 feet/second

• 90.9 feet/second

• 909 feet/second

A child weighs 40.0 lb and is to receive 0.10 mg of an antibiotic for each kg of body weight. How many milligrams of the antibiotic shall the child receive? 1 kg = 2.2 lbs

• 18.1 mg

• 181 mg

• 0.181 mg

• 1.81 mg

This past summer our rain gauge collected 0.80 yards of rain. Express this amount in centimeters.

• 73 cm

• 73.2 cm

• 74 cm

• 73.152 cm

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

What is the dimension of force in terms of mass (M), length (L), and time (T)?

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4