You toss a ball to your friend. When the ball reaches its maximum ...

[penza]

You toss a ball to your friend. When the ball reaches its maximum altitude, its velocity is
 
  A) zero.
  B) horizontal.
  C) 9.8 m/s2.
  D) vertical.
  E) 9.8 m/s.

Question 2

A can, after having been given a kick, moves up along a smooth hill of ice. It will
 
  A) have a varying acceleration along the hill.
  B) have the same acceleration, both up the hill and down the hill.
  C) have a constant acceleration up the hill, but a larger constant acceleration when it comes back down the hill.
  D) have a constant acceleration up the hill, but a smaller constant acceleration when it comes back down the hill.
  E) travel at constant velocity.

[bhavsar]

Answer to Question 1

B

Answer to Question 2

B

[penza]

Gracias!

[cici]

TYSM