Projectile Motion Simulator
Experiment with kinematics! Adjust the launch angle, speed, and gravity to see how objects move through the air.
Kinematic Physics
The motion of a projectile is split into two independent parts: horizontal and vertical.
- Horizontal (X-axis): Without air resistance, the projectile moves forward at a constant speed.
- Vertical (Y-axis): Gravity constantly pulls the projectile downward, slowing its ascent until it reaches its peak (Apex), and then accelerating it back to the ground.
- The 45-Degree Rule: On a flat surface, launching an object at exactly 45 degrees will always give you the maximum possible distance!
About the Projectile Motion Simulator
Whether you are throwing a baseball, firing a cannon, or hitting a golf ball, understanding how objects travel through the air is a fundamental concept in classical mechanics. Our free Interactive Projectile Motion Simulator allows you to visualize 2D kinematics in real-time. By adjusting key variables like launch angle, initial velocity, and gravitational force, you can instantly see how these forces interact to shape the flight path, maximum height, and total distance of a projectile.
How 2D Kinematics Work
Projectile motion is fascinating because it is actually two separate motions happening at the exact same time: horizontal movement and vertical movement. In classical physics (ignoring air resistance), these two motions do not affect each other.
- Horizontal Motion (X-Axis): Once the object is launched, its forward speed remains entirely constant. There are no horizontal forces pushing or pulling it.
- Vertical Motion (Y-Axis): The moment the object leaves the ground, gravity begins pulling it downward. The object's upward velocity decreases until it reaches its peak (the apex) at 0 m/s vertically, and then it accelerates back down to the ground.
- The 45-Degree Rule: Want to launch an object as far as possible on a flat surface? A 45-degree angle provides the mathematically perfect balance between keeping the object in the air long enough and pushing it forward fast enough. Try it in the simulator to see it in action!
Experimenting with Gravity
One of the most exciting features of this simulator is the ability to alter the environment itself. By default, the simulator uses Earth's gravity (9.8 m/s²). But what happens if you hit a golf ball on the Moon? Click the "Moon" button to drop the gravity to 1.6 m/s² and watch the flight path skyrocket. Or, see how the crushing gravity of Jupiter (24.7 m/s²) flattens the trajectory completely.
Explore More Physics & Science Tools
If this simulator helped you grasp the basics of kinematics, FlipNSpin has an entire directory of free, interactive tools designed to help you visualize complex physics concepts! If you want to see how gravity operates on a celestial scale, try building your own solar system in our Gravity & Orbit Simulator. Want to calculate the real-world exit velocities of objects being hit? Check out our Baseball Exit Velocity Calculator. For general number crunching, our Scientific Calculator is always available. Browse our complete library of Science Games & Calculators to keep learning and experimenting!