A dog runs 33 m to the east in 9.0 s, then turns and runs 13 m to the west in 4.3 s. Assume movement to the east corresponds to positive displacement.
What is the average velocity of the dog?
What is the dog's average speed?

Will give brainliest! jay rides his 2.0-kg skateboard. he is moving at speed 5.8 m/s when he pushes off the board and continues to move forward in the air at 5.4 m/s. the board now goes forward at 13 m/s. a. determine jay’s mass. b. determine the change in the internal energy of the system during this process.(express your answer to two significant figures and include the appropriate units.)

What’s #16 asking and how do i solve it?

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?