HMWK Fri 10/7/16

Name____________________ Introduction to Projectile Motion ASSUME g = 10 m/s/s = 10 m/s2, directed DOWNWARD.

A student throws a ball straight upward at 30 m/s. 1

What is the ball’s displacement at t = 2.0 sec? (m)

2

What is the ball’s velocity at t = 2.0 sec? (m/s)

3

What is the ball’s acceleration at t = 2.0 sec? (m/s/s)

4

For how many seconds will this ball rise? (sec)

5

What is the ball’s displacement at t = 6.0 sec? (m)

6

What is the ball’s velocity at t = 6.0 sec? (m/s)

7

What is the ball’s acceleration at t = 7.0 sec? (m/s/s)

8

What is the ball’s displacement at 3.0 sec? (m)

9

What is the ball’s velocity at 3.0 sec? (m/s)

10

What is the ball’s acceleration at 3.0 sec? (m/s/s)

11

At what two times is the ball 25 m above the ground? (sec) [Quadratic]

Per______