A motorboat with a speed of 9 mph in still water must aim upstream at an angle of 25.5 degrees in order to travel directly across the stream. What is the speed of the current

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

An athlete is holding 24 lb of weights at a height of 6 inches above the stack as shown. to lower the weights, she applies a constant force of 5 lb to the handle. determine the velocity of the weights immediately before they hit the stack.

Acar of mass 800kg is moving at a speed of 2.2m/s.