Please help

Find both the x and y components of the vector below.

Which subatomic particle has a negative charge

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?