A car travels 50km east east in 30 min what is its velocity in km/h

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.

True or false graphs must include scales that increase by the same amount

Which of the following are appropriate acceleration units?