1. A fifth grader running from an angry motorist lands 7
A fifth grader running from an angry motorist lands 7.70 m from the base of an 8.20 m tall cliff
a) What time are they in the air?
b) What is their horizontal velocity?
c) What is theirfinal vertical velocity? (Just before they hit the ground)
d-e) What is their velocity of impact in terms of a speed and an angle. Draw a picture of the final velocity vector. H V X Vi Vf a t

2. A fifth grader running from an angry motorist lands 7
A fifth grader running from an angry motorist lands 7.70 m from the base of an 8.20 m tall cliff
a) What time are they in the air?
1.294 s
b) What is their horizontal velocity?
5.952 m/s
c) What is their final vertical velocity? (Just before they hit the ground)
m/s
d-e) What is their velocity of impact in terms of a speed and an angle. Draw a picture of the final velocity vector.
(14.0 m/s, 64.8o Blw hrz) H V X Vi Vf a t
7.70
5.952
1.2936
-8.20
-9.8
1.2936
64.8o
14.0 m/s