A 65 kg rock is 120 m deep in saltwater. Density of saltwater is 1030 kg/ m3. The pressure on the rock due to saltwater is calculated to be? choose one correct answer with the correct unit of measure. [ use g =9.8m/s2 ] A. 1211280 Pascal (N/m2) B. 1211280 kg /m3 C. 76440 Pascal D. 76440 N

▾ 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

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

QUESTION 8 In a lab, a foot-long test tube contains gasoline (density equal to 748.9 kg/m³) and oil (density equal to 950 kg/m³). The gasoline occupies the upper half of the tube while the oil occupies the lower half of the test tube. Compute for the pressure at the middle of the tube (at the interface between oil and gasoline). 1950.2 N/m² O 1118.5 N/m² 890.4 N/m² O 2537.3 N/m² O None of the choices given

Blood is flowing through an artery of radius 2.3 mm at a speed of 35 cm/s. a. Determine the flow rate through the artery, in cubic centimeters per second.  b. Determine the volume, in cubic centimeters, that passes through the artery in a period of 30.0 s.

A rock is at a depth of 20 meters in a freshwater lake.  What is the absolute pressure on the rock?  (Density of water:  1000-kg/m3)   A: 110800 Pa B: 103041 Pa C: 196000 Pa D: 121000 Pa E: 297000 Pa