Practice Problems
Projectiles Released from Ground Level at an Angle
Directions:
On this worksheet, every projectile has a net vertical displacement of s
y
= 0. That is, the projectiles begin and end at the same height.
omit
Question 1
A football is kicked so that is has a hang time of 3 seconds and hits the ground 19 meters down the field, what was the velocity of the football when it was kicked?
6.33 m/sec
14.7 m/sec
29.4 m/sec
16.0 m/sec
omit
Question 2
A cannon is fired on flat ground so that its shell comes back to the ground 451 meters away. If the cannon ball is in the air for only 6 seconds, with what velocity was it fired?
58.8 m/sec
75.2 m/sec
80.7 m/sec
29.4 m/sec
omit
Question 3
A softball is struck up into the air with a hang time of 3.3 sec and is caught 6.3 meters away. What was the velocity of the softball just as it was struck by the bat?
16.3 m/sec
1.91 m/sec
32.3 m/sec
20.8 m/sec
omit
Question 4
A catapult launches its mass at a speed of 39.3 m/sec at an angle of 19 degrees. How long will the mass stay in the air if its release-height and landing-height are the same?
1.31 sec
2.61 sec
8.4 sec
37.2 sec
omit
Question 5
An arrow is shot up into the air at 19.7 m/sec at an angle of 37 degrees. What is the range of the arrow if its release-height and impact-height are the same?
37.9 meters
7.1 meters
11.83 meters
15.69 meters
Copyright © 2007-2019
William A. Hilburn
All rights reserved.
Application Programmer
Mark Acton