Unit Conversions
Convent 5.60 yards to inches.
(5.6 yards/1)(3 ft/1 yd)(12 in/1 ft)= 202 inches
Convent 126 inches squared to feet squared.
(126 ft2/1)(1 ft/12 in)2= 0.875 ft2
How many inches are in 1.3 miles? (1 mi= 5280 ft)
(1.3 mi/1)(5280 ft/1 mi)(12 in/1 ft)= 82,000 inches
Convent 15.0 cm. to yds.
(15.0 cm/1)(1 in./ 2.54 cm.)(1 ft./12 in.)(1 yd./3 ft.)= 0.164 yds.
How many pounds does 25.8 kilograms weigh? (1 lb=453.6g)
(25.8 mg/1)(1000 g/1 kg)(1 lb/453.6 g)= 56.9 lbs.
DAILY DOUBLE!
How many nanometers are there in 1.25 inches? (1 m= 10^9 nm)
(1.25 in/1)(2.54 cm/1 in.)(1 m/100 cm)(109 nm/1 m)= 3.18*107 nm.
Convent 1.03* 104 in2 to mi2. (5280 ft= 1 mi)
(10,300 in2/1)(1 ft/12 in)2(1 mi/ 5280 ft)2= 2.57 * 10-6 mi2
DAILY DOUBLE!
Convert 15 cm2 to ft2. (1 in= 2.54 cm)
(15 cm2/1)(1 in/2.54 cm)2(1 ft/ 12 in)2= 0.016 ft2
Convert 3.5 cm3 to in3. (1 in= 2.54 cm)
(3.5 cm3/1)(1 in/2.54 cm)3= 0.21 in3
Convert 25 m2/sec to ft2/ hr.
(25 m2/sec)(3600 sec/1 hr)(100 cm/1 m)2(1 in/2.54 cm)2(1 ft/12 in)2= 9.7 *105 ft2/hr
If 10.0 cubic meters of water is added to a reservoir already containing 5.0 cubic yards of water, what will be the new volume of water in cubic meters?
(5.0 yds3/1)(3 ft/1 yd)3(12 in/1 ft)3(2.54 cm/1 in)3(1 m/100 cm)3= 3.8 m3 + 10.0 m3= 13.8 m3
Convert 2.46 cm3/sec to in3/minute.
(2.46 cm3/sec)(60 sec/min)(1 in/2.54 cm)3= 9.01 in3/min
The width of a box is 30.5 in, the depth is 1.07* 103 mm, and the height is 5.60* 10-4 miles. What is the volume of the box in inches cubed?
Width= 30.5 in, Depth= 42.1 in, Height= 35.5 in, Volume = 4.56* 104 in3
An object that weights 1.00 kg is thrown at 46.0 MPH. What is its kinetic energy in Joules (kg* m2/sec2)? (Kinetic Energy= 0.5mv2)
(1/2)(1.00 kg)(46.0 mi/hr)2(1 hr/ 3600 sec)2(5280 ft/1 mi)2(12 in/1 ft)2(2.54 cm/1 in)2(1 m/100 cm)2= 211 Joules
An object is traveling with a velocity of 98.0 MPH. In inches, how far will it travel in exactly 1 sec? (velocity=distance/time)