Find the mass of the solid and the center of mass if the solid region in the first octant is bounded by the coordinate planes and the plane . The density of the solid is 20x.

Can you receive a shock severe enough to prevent you from releasing the wire from an ordinary outlet with dry hands? a. no b. yes explain

Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.

If you held a stone over the mouth of a well and then let it go , what would happen to the stone? explain your answer.