Frequently Asked Questions
The following questions come from 10 years of email from
water-rockets.com users who have written to ask:
- Is it hard to make a rocket? Can you provide plans for how
to build a rocket, and step-by-step instructions?
- Why use metal motors? Would it be better, if you
use plastic bottles for the body of the water-rocket?
- How much water do you put in a water
- How do you fly an egg within a nose cone?
- What are hot-water rockets?
- What's the maximum safe pressure I should try to
put in a 2-liter bottle?
- As I change from a bicycle pump to an air compressor, are
there factors I am overlooking?
- How do you calculate ballistic trajectories?
- How do you make two stage rockets?
- How do I build a safe water rocket and that will go very high?
- What is load fraction?
- What do the simulation program variables mean and how do I
measure and find them?
- How do you measure flight height (apogee) if the rockets
are shot straight up?
- How can I optimize the performance of my rocket?
- What size or shape fins are best?
- How does the simulation work?
- How do I build a launcher?
- More Details
- What materials to use for rockets?
Where do you get them?
- What are Newton's Laws?
- What is the best fin shape, size, and placement?
- How do you use the java simulation?
- What makes a water rocket stay in the air the longest?
- How do I make and attach a parachute to the rocket?
- How to get maximum height?
- How did you get to make your rocket go fast?
- What physics governs the launch?
- Why does air resistance alter the speed of the rockets?
- Got diagram of new generation rocket yet?
- How do you make your fins? And what do you make them out of?
- How do you solder the cans together?
- Safety of launch?
- How to release the rocket?
- Engineered materials?
- Why do you use CO2? Why not ordinary compressed air?
- What makes a rocket efficient?
- Can I buy a launcher?
- What is a water rocket?
- How do you pressurize the motor?
- Water rocket books?
- Design safety rules…
- What's the water rocket for?
- Who invented water rockets?
- When was the first rocket made?
- Design Software?