Lab 5: 2-D Kinematics and Projectile Motion
Pre-Lab Questions
1. predicting the velocity of the ball (vf )
2. Deriving the general equation for the time it takes the ball to drop from rest at vertical height, h, to reach the ground.
3. A general equation for the distance traveled by a projectile that is rolling off a table of height, h, with a horizontal speed, v0x.
Experiment 1: Distance Traveled by a Projectile
Data Tables and Post-Lab Assessment
Table 1: Range and Velocity of Projectile at Ramp Distance 1
Table 2: Range and Velocity of Projectile at Ramp Distance 2
Table 3: Range and Velocity of Projectile at Ramp Distance
Post-Lab Questions
1. Completing Table 4.
Table 4: Velocity and Range Data for all Ramp Distances
2. Comparison of predictions and observed data.
3. Firing a paintball pellet horizontally and dropping a paintball pellet
4. Marbles having twice their initial velocity
5. Description of the acceleration of the marble after it leaves the ramp.
Experiment 2: Squeeze RocketTM Projectiles
Data Tables and Post-Lab Assessment
Table 5: Projectile Data for Rockets with Different Launch Angles
Post-Lab Questions
1. Angle with greatest and least range
2. Role of air resistance
3. Additional sources of error
4. How could kickers on a football team use their knowledge of physics to better their game? List at least two other examples in sports or other applications where this information would be important or useful.
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