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a boat travels at velocity 45 mph in a direction 20.0 degrees south of west. find the components of the boat's velocity.

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?