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1. Which of the following are VECTORS? Choose all that apply. 1 pressure __momen

ID: 1678750 • Letter: 1

Question

1. Which of the following are VECTORS? Choose all that apply. 1 pressure __momentum    density masspower displacement

b.) Which of the following can be measured in CALORIES? Choose all that apply.
      1 mass angularmomentum weight potentialenergy power __work

c.) For a submarine, identify when it will have the LEAST buoyant force acting on it. Assume thatneither the volume of the submarine nor the density of the waterchange. Choose all that apply.

1 When it is empty and fully submerged ata depth of 50 m. When it is fullof cargo and floating on the surface. When it isin dry dock and no part of it is submerged in water.When it is empty and floating on thesurface. When it is empty, fully submerged, andresting on the bottom at a depth of 100 m. When it isfull of cargo and fully submerged at a depth of 50 m.When it is full of cargo, fullysubmerged, and resting on the bottom at a depth of 100m.

d.) Which of the following statements are IMPOSSIBLE? Choose all that apply.
1 A perfectly functioning hydraulic had apressure of 33 psi in the fluid near the small piston and apressure of 19 psi in the fluid near the big piston.A 32 L container displaced 44 L oforange juice when fully submerged. A substanceunderwent melting during which its temperature changed 74°F. A 37 lb brick was fully submerged inwater. The buoyant force on the brick was 41 lb. As a directresult, the brick was neutrally buoyant. Last Sunday,the Sun heated the Moon via convection. Thetemperature inside a vacuum chamber was measured to be 13°C. 1 1 1 1

Explanation / Answer

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