Dina is walking 0.5 m/s forward on a train that is traveling at 8.0 m/s north. what is dina's velocity relative to the ground?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

If the new moon happens on january 15th, what shape will it be on february 6th?

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.