Which type of speed does the following scenario deplct? A baseball pitcher wants to record how fast he can throw the ball. His friend stands at the mound with a radar gun. At the time the ball passes the radar gun, the ball is going 80
mph
seous

A. instantaneous

B. average

C. constant

A10-kg piece of aluminum sits at the bottom of a lake, right next to a 10-kg piece of lead, which is much denser than aluminum. which one has the greater buoyant force on it? explain. b - the aluminum a) both have the same buoyant force. b) the aluminum c) the lead d) it cannot be determined without knowing their volumes.