Three forces act on a point: 3 n east, 4 n at north, and 5 n at 37° south of west. what is the net force?

If you want to change the pitch of a sound, you have to change the

When an object moves in uniform circular motion, the direction of its acceleration is a) in the same direction as its velocity vector. b) in the opposite direction of its velocity vector c) is directed toward the center of its circular path. d) is directed away from the center of its circular path. e) depends on the speed of the object.

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?