How does a ping pong ball launcher work?

Physics of Projectile Motion Since the launcher will launch the ping pong ball so that it launches with a parabolic trajectory, the physics behind projectile motion comes into play. In a projectile, the only force is gravity, thus resulting in a downward acceleration.

How do you attach a ping pong ball to a string?

Tape one end of one piece of string to the first ping pong ball. Tape one end of the other piece of string to the second ping pong ball. Hang the other end of the string to a stationary object. The objective is for the ping pong balls to hang freely in the air at the same level and about 4 inches apart.

What is a cotton ball launcher?

Cotton Ball Launcher Activity This cotton ball launcher craft combines the energy of launching a rubber band with a toilet paper roll and tape! The structure of the launcher allows you to stretch the rubber band and launch a cotton ball a fair distance into the air.

How do you make a homemade catapult?

Simple craft stick catapult:

1. Stack five craft sticks together and wrap a rubber band around each end.
2. Stack two craft sticks and wrap a rubber band around only one end.
3. Slide the five sticks in-between the two sticks, as shown.
4. Wrap a rubber band where the two sections meet to hold the catapult together.

How do I make a simple projectile launcher?

How to Make a Projectile Launcher

1. Step 1: Supplies. 1 pencil 1 rubber band 1 binder clip a lot of paper.
2. Step 2: Preparing the Clip. tie the rubber band around the binder clip.
3. Step 3: Put the Binder Clip on the Pencil. open the two metal prongs and slide the clip on the pencil.
4. Step 4: Make Ammo.
5. Step 5: How to Shoot.

Can you drill a hole in a ping pong ball?

Drill a hole in each ping pong ball. To drill the hole in the ball you will need a drill bit that is slightly smaller than the Christmas light bulb. Approximately 3/16″ should be good, but make sure to test fit a few before drilling the rest of the balls.

Do ping pong balls float?

Also, hollow objects, such as ping pong balls, will generally float on top of water. Freshwater or tap water will let lighter objects sink because it is less dense and lighter than salt water.

Are cotton balls flexible?

Cotton balls are a type of cushion, which means they absorb the energy. The force of the strike is transferred to the porous, flexible material of the cotton fibers.

What is the best tennis ball machine?

Best Tennis Ball Machine: Lobster is perhaps the most well recognized name in tennis ball machines and they offer up battery and electric models. The Lobster Elite 2 Ball Machine ($1349) is probably the best ball machine available for tennis enthusiasts.

What is a ping pong vacuum cannon?

The Vacuum Cannon consists of a PVC pipe that is 2.52m long with the endcaps on with an inner diameter of 5cm, with one endcap having a valve to be used for evacuating the pipe. A ping pong ball is placed inside the pipe, and each end-cap is sealed off with 2.8” – 3” wide packing tape, and the pipe is evacuated using a vacuum pump attached to…

What is a ping pong ball?

Ping pong balls are made of celluloid, which is the same material from which photographic film is made. No, it is not considered a true plastic. Celluloid is a composition of nitrocellulose and camphor. A flat sheet of celluloid is soaked in hot alcohol until soft.