The picture below shows the trajectory of a projectile in motion. The green arrow indicates the horizontal velocity and the black arrow indicates vertical velocity. The length of the arrow indicates how fast/slow the object is going at that point. What is the vertical velocity at point D?

Will a heavier bowling ball hit pins better than a lighter bsll

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.