A baseball is traveling (+20 m/s) and is hit by a bat. It leaves the bat traveling (−30 m/s).

What is the change in the velocity?

Remember that direction is what makes velocity different than speed.

Responses

​−10 m/s​

​ negative 10 meters per second ​,

​−20 m/s​

​ negative 20 meters per second ​,

​−30 m/s​

​ negative 30 meters per second ​,

​−50 m/s