How to Launch a Water Rocket

Step-by-Step Guide

1. 1

   Step 1: Start off by cutting the cork to its preferred length by cutting it in two.

   Your piece should be around 2/3 of the length of the threaded part of your valve; which is very often around
   1.5 cm (or 5/8 inch).
2. 2

   Step 2: Drill a hole through the exact centre if the cork

   Use a pair of pliers to secure the cork while drilling. ,,, This is optional , You're ready to launch your rocket! Fill the rocket for about 1/3 to 1/4 with tap water. ,, Make sure this is stable. ], Do this by attaching a bicycle pump or compressor to the valve first and then start pumping.
   
   This may take some time (usually between 5 and 40 seconds, this heavily depends on your pump and rocket size).
3. 3

   Step 3: which the same diameter as your valve.

4. 4

   Step 4: Slam the valve through the hole with the use of a hammer; use a pair of pliers again to secure the cork.

5. 5

   Step 5: Let the valve's inflation side stick out for at least 5mm (or 1/5 inch)

6. 6

   Step 6: Attach fins and a nose cone to the water bottle to increase altitude and stability.

7. 7

   Step 7: Launch.

8. 8

   Step 8: Push the launch system into the nozzle of the rocket with the valve positioned so that you're able to pump air into the rocket.

9. 9

   Step 9: Position the water rocket with the nozzle faced downward onto a makeshift tripod which will leave the rocket positioned with its nose towards the sky.

10. 10

    Step 10: Pressurize the rocket.

Detailed Guide

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