Aboat travels at 8 miles an hour in still water. at what angle with the shore must the boat be steered to reach a point directly opposite the starting point if the velocity of the current is 4 mi/hr. what is the resultant velocity of the boat with respect to the shore.?
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Asubmarine has a "crush depth" (that is, the depth at which water pressure will crush the submarine) of 250 m. what is the approximate pressure (water plus atmospheric) at this depth? (recall that the density of seawater is 1025 kg/m3, g = 9.81 m/s2, and 1 kg/(ms2) = 1 pa = 9.8692 10-6 atm.) a. 34.8 atm b. 24.8 atm c. 25.8 atm d. 7.8 atm
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How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing
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Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?
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The photo shows sugar dissolved into a solution with excess sugar at the bottom of the jar this type of solution is classified as a. unsaturated b. compound c. saturated d. plasma
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Aboat travels at 8 miles an hour in still water. at what angle with the shore must the boat be steer...
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