Instructional Video
Khan Academy

Khan Academy: Horizontally Launched Projectile

9th - 10th
How to solve for the horizontal displacement when the projectile starts with a horizontal initial velocity. We also explain common mistakes people make when doing horizontally launched projectile problems. [12:27]
Instructional Video
Khan Academy

Khan Academy: Correction to Total Final Velocity for Projectile

9th - 10th
Correction to Total Final Velocity for Projectile Video found here: https://www.khanacademy.org/science/physics/two-dimensional-motion/two-dimensional-projectile-mot/v/total-final-velocity-for-projectile. [2:40]
Instructional Video
Khan Academy

Khan Academy: Optimal Angle for a Projectile Part 2: Hangtime

9th - 10th
Now it's time to think about hangtime for our far-flung projectile. [4:12]
Instructional Video
Khan Academy

Khan Academy: Plotting Projectile Displacement, Acceleration, and Velocity

9th - 10th
Plotting projectile displacement, acceleration, and velocity as a function of time. [16:17]
Instructional Video
Khan Academy

Khan Academy: Optimal Angle for Projectile Part 4: Optimal Angle and Distance

11th - 12th
This video is part 4 in a series on finding out which angle you should launch a projectile to fly as far as possible. Sal Khan uses calculus to figure out the angle that will optimize the distance of a projectile. [10:39]
Instructional Video
Khan Academy

Khan Academy: Optimal Angle for Projectile Part 3: Horiz Dist, Funct of Angle

11th - 12th
In this video, Sal Khan will finish writing the formula for distance as a function of the angle. [2:38]
Instructional Video
Khan Academy

Khan Academy: Optimal Angle for Projectile Part 1: Components of Initial Velocity

11th - 12th
You want a projectile to fly as far as possible, at which angle should you launch it? We'll start with formulas for the initial velocity. [5:49]
Instructional Video
Khan Academy

Khan Academy: Deriving Displacement as Function of Time, Accel, Initial Velocity

9th - 10th
Sal Khan discusses deriving displacement as a function of time, constant acceleration, and initial velocity in this video. [9:57]
Instructional Video
Khan Academy

Khan Academy: Correction to Total Final Velocity for Projectile

9th - 10th
On two-dimensional projectile motion. A followup correction to the "Total Final Velocity for Projectile" video.
Instructional Video
University of Nebraska

University of Nebraska: Football Physics

9th - 10th
Physics video lecture (1:16:39) that uses football to illustrate physics principles.
Instructional Video
Khan Academy

Khan Academy: Update and Modify Your Ping Pong Ball Launcher

6th - 8th
Watch as we upgrade our ping pong ball launcher to make it safer, more accurate, and more reliable. [10::56]
Instructional Video
Khan Academy

Khan Academy: Ping Pong Ball Launcher Introduction

6th - 8th
This video highlights the projectile (ping pong ball) launcher. [1:39]