Please help just need answers Mod 9 T

1. Airplane flight best illustrates a.Archimedes' principle b. Pascal's principle C. Boyle's law d. Bernoulli's principle 2.A tree branch is floating in water. The total volume of the branch is 1.12 m3 and 75.0 percent of the volume is submerged. The density of water is 1000 kg/m3. Find the buoyant force on the branch. Round your answer to the nearest whole number and include units. Enter the numerical value in Blank 1 and the units in Blank 2. (Possible units: Pa, kPa, kg/m^3, kg, m, m^3, N) 3. When you float in fresh water, the buoyant force that acts on you is equal to your weight. When you float higher in the high-density water of the Dead Sea, the buoyant force that acts on you is actually a. greater than your weight b. less than your weight c. also equal to your weight 4.What is the buoyant force acting on a 10 ton ship floating in the ocean? a. depends on density of sea water b. 10 tons c. less than 10 tons d. more than 10 tons 5.A tree branch is floating in water. The total volume of the branch is 1.12 m3 and 75.0 percent of the volume is submerged. The density of water is 1000 kg/m3. Find the mass of water displaced by the branch. Round your answer to the nearest whole number and include units. 6. A swimmer cannot snorkel more than a meter deep because air a. at the surface will not freely enter the higher pressure region in the compressed lungs b. is buoyed up leaving the swimmer breathless c. in the lungs cannot easily be expelled d. tends to liquefy in the snorkel tube e. all of these 7. In a hydraulic press operation, it is impossible for the a. output displacement to exceed the input displacement b. force output to exceed the force input c. output piston's speed to exceed the input piston's speed d. energy output to exceed the energy input e. none of these 8. A tree branch is floating in water. The total volume of the branch is 1.12 m3 and 75.0 percent of the volume is submerged. The density of water is 1000 kg/m3. Find the weight of the branch. Round your answer to the nearest whole number and include units. 9. To multiply an input force, the input end should be the one having the a. relative piston sizes don't matter b. smaller diameter piston c. larger diameter piston 10.When a boat sails from fresh water to salt water, the boat will float a. higher in the water b. lower in the water c. at the same water level