Exam 1: Introduction to Physics

Wall posters are usually sold curled up in cylindrical cardboard tubes.If the length of the tube is 84.5 cm,and the inside diameter of the tube is 2.40 cm,what is the area of the poster expressed to the correct number of significant figures? (Assume the poster is just as long as the tube and does not overlap itself. )

A traveler has about $536 in his checking account,about $2107 in his savings account and exactly $7.62 in his wallet.To the greatest precision warranted,how much money does this shopper have?

The metric system is preferred over the British system in science for the following main reason.

The number 0.00325 × 10^-8 cm can be expressed in millimeters as

Express the sum 1.00 kg + 1531 g + 2.54 × 10⁴ mg in kilograms with the correct number of significant figures.

What is (0.674/0.74). Expressed to the correct number of significant figures?

The number of significant figures in 0.040 is

Your car gets 34.7 mi/gal on a vacation trip in the U.S.If you were figuring your mileage in Europe,how many km/L did it get? (3.79 L = 1.00 gal;1.00 mi = 1.61 km)

How many significant figures are in the number 120.070?

Leonardo da Vinci's Mona Lisa is 21 in.wide and 30.25 in.tall.What is the area of the painting in square centimeters? (1.00 m = 39.37 in. )

The following conversion equivalents are given: 1.0 mile = 5280 ft 1.0 ft = 12 in 1 m = 39.37 in 1.0 hour = 60 min 1.0 min = 60 s If a deer runs at 4.7 mi/h,its speed,in meters per second,is closest to

If a circle has a radius of 1.109 m,what is its area expressed to the correct number of significant figures?

A reasonable estimate for the height of the walls in an ordinary American home is

The number of significant figures in 10001 is

What is the result,expressed to the proper number of significant figures,of adding 23.4 to 91.237 and then subtracting 23.4?

What is 56 + Written with the correct number of significant figures?

A thick-walled metal pipe of length 20.0 cm has an inside diameter of 2.00 cm and an outside diameter of 2.40 cm.What is the total surface area of the pipe,counting the ends,in square centimeters?

The Hope Diamond weighs 44.5 carats,and there are 200 mg per carat.What is the mass of the Hope Diamond in kilograms?

The following conversion equivalents are given: 1.0 m = 100 cm 1.0 in = 2.54 cm 1.0 ft = 12 in If a bin has a volume of 1.5 m³,the volume of the bin,in ft³,is closest to

An American football field,including end zones,is 360 feet long and 160 feet wide.If you needed to describe it for someone in Europe using the metric system,which one of the following quantities would be closest to its area in square meters? (2.54 cm = 1.00 in. )