Help me quick plz Measure: The following figure shows the velocity of a man relative to the moving train, which is 2m/s towards the east, and the velocity of a train relative to the ground of 70m/s to the west. Measure the velocity of the man relative to the ground and the direction he is taking. Show and explain your work .

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.