Acceleration due to gravity is 9.8 m/s2 throughout, unless otherwise stated. Atmospheric pressure is 1.01 x 105 Pa unless otherwise stated.  1. Suppose the pressure at a depth of 5.11 m at a freshwater lake is 142,593. What is the atmospheric pressure in Pascal at the lake's surfaces?

1. If a bicycle wheel has a diameter of 70.0 cm, how many times must the wheel revolve over a distance of 530 miles? 2. A pool is 5m by 10m and 2m deep. What is the volume of this pool in gallons?

▾ Part A What gauge pressure must a pump produce to pump water from the bottom of the Grand Canyon (elevation 730 m) to Indian Gardens (elevation 1370 m)? Express your result in pascals and in atmospheres. Pgauge 6.27x108 Pa Submit ✓ Correct Part B Pgauge= Previous Answers Submit VΓΙΑΣΦ Request Answer ? atm

QUESTION 17 Which of the following objects will float in fresh water? The density of freshwater is 1 g/cm3 = 1,000 kg/m3. Oa. A 9.0-g cube with sides of length 2.0 cm а. O b. A piece of hard plastic with a density of 1.17 g/cm3 Oc. A 0.50 kg beer mug with a volume of 480 cm3 d.A 10-g can that occupies a volume of 240 mL Oe. A gold coin

You have three objects of varying shapes and sizes: Object 1 is a rectangular block of tin. Object 2 is a cube of aluminum. Object 3 is a sphere of copper. a. the density of tin is 5.75g/cm2. What is the mass of object 1 in kg if the rectangular block has a volume of 1.34L? b. what is the volume in cubic inches of object 2 if the cube of aluminum 7.58 inches on a side? c. what is the mass in kg of object 2? the density of aluminum is 2.70g/cm3 d. what is the volume in cm3 of object 3 if the sphere of copper has a diameter 8.62cm? the volume of the sphere is 4 {pi}^3/3 e. what is the mass in kg of object 3? Copper has a density of 8.96g/cm3

Air has density of 1.293 g/cm3 at 20 degrees C. What is the mass of air that occupies a volume of 320 cm3? A) 413.g B) 0.004 g C) 320 g D) 247.5 g

Part A How deep underwater should you dive to quadruple the atmospheric pressure at the surface? Note: 1 m = 3.28 ft. Express your answer in feet to one significant figure. Π. ΑΣΦ h=135.65 B Submit Previous Answers Request Answer Provide Feedback ? X Incorrect; Try Again; 5 attempts remaining ft P Pears

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A 2.8 kg balloon is filled with helium ( density = 0.179 kg/m³). You may want to review (Pages 513 - 514). Part A If the balloon is a sphere with a radius of 5.2 m , what is the maximum weight it can lift? Express your answer using two significant figures. 圈]? W = Submit Previous Answers Request Answer

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