James Chirico skates up to a puck which is at rest and fires it at
m/s. If the puck was in contact with his stick for 0.25 seconds, find the acceleration of the puck.

3

William Kendrick-Holmes forgot to do his online quiz! Depressed, because that might
cost him his exemption, he jumps out the window. How far will he fall in
seconds? Your answer should be in meters.

4

Justin Graham throws a baseball with an initial speed of 20 m/s. The path
of the ballmakes an angle of
degrees with the horizontal. Find the horizontal component of the speed of the ball when it was thrown in m/s.

5

What is the initial vertical component of the speed of the ball in question 4? Your answer should be in m/s. Need help? Try these test-taking tools: