Sally travels west at a velocity of 17 m/s for 13 minutes. Then she slows down and continues traveling west at a velocity of 3.4 m/s for 33 minutes. What is her average velocity for the entire trip?

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.

Petroleum contains energy. a. light b. kinetic c. chemical d. mechanical

Agirl throws a ball. if the ball's acceleration is 12 m/sec/sec and its mass is 0.5 kg, how much force did the girl apply to the ball?