suppose a ball is thrown straight up and experiences no appreciable air resistance. what is its acceleration just before it reaches its highest point?

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.

What do you think car designers do if the damage caused by a crash test is too severe?

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?