Projectile launcher with adjustable kinetic energy.

Function

Physics. Kinematics. Horizontal launch, range, uncertainty, and impact velocity. Measuring launch height and range. Uncertainty in range measurement. Decomposing parabolic motion into two rectilinear motions. Calculating the final resultant velocity, impact velocity. Launch velocity from range in a 45-degree launch. Determining the range and its uncertainty in an oblique launch. The horizontal and vertical components of velocity in an oblique launch. Determining the launch velocity in an oblique launch from the range. The range of a projectile, maintaining the initial velocity, as a function of the launch angle. The range in a 60° launch. Conservation of mechanical energy. Conservation of mechanical energy in an oblique launch. The horizontal component of motion, uniform rectilinear motion (MRU). The equation linking the time interval to reach maximum height with the launch velocity and the launch angle. The total time interval of the motion, flight time, time spent in the air. Expression for determining range, independent of time. Expression for determining the magnitude of the launch velocity as a function of the range. Determining the maximum height in an oblique launch of a sphere, using the conservation of mechanical energy, etc. Note: Tape measure and time interval meter not included.