PBR102819

In the diagram, which letter represents the vertical displacement  $\Delta\overrightarrow{y}$  ?

• A

• B

• C

• D

In the diagram, which letter represents the horizontal displacement $\Delta\overrightarrow{x}$ ?

• A

• B

• C

• D

In the picture, cannonball A was launched at 10 m/s at 60°, and B was launched at 18 m/s at 25°. The cannonball that hit the ground first was

• A, because it had less total velocity.

• B, because it had more total velocity.

• A, because it had less initial vertical velocity.

• B, because it had less initial vertical velocity.