Onekilopars QnA
How do you make a water rocket at home?
Fill the soda bottle 1/3 full of water. Insert the cork into the mouth of the soda bottle. Pump the soda bottle full of air. Blast off!
Why do bottle rockets work?
Rockets work by ejecting something out of the back and a so-called 'reaction force' then pushes the body of the rocket forward. The energy to force the water out is stored as air pressure inside the bottle. You supply the energy as you pump air into the bottle. The air pressure inside builds up and pushes on the water. In respect to this, can you drink rocket fuel? So yes, if it is the right fuel. That said, the vast majority of fuels are toxic, or too cold, and cannot be drunk. Liquid hydrogen (a rocket fuel) is -250 C so if you drink it it going to "burn" your mouth, esophagus, probable burn a hole in your stomach.
What fuel does NASA use?
liquid hydrogen Today, liquid hydrogen is the signature fuel of the American space program and is used by other countries in the business of launching satellites. In addition to the Atlas, Boeing's Delta III and Delta IV now have liquid-oxygen/liquid-hydrogen upper stages. Can you buy rocket fuel? Premade fuel cartridges are readily available at most hobby stores, but you might be surprised to learn that you can also can make your own rocket fuel at home using a few basic ingredients.
Why do spaceships go straight up?
Rockets don't have wings, so all their lift must be provided by the thrust from their engines. Instead, it just has a very powerful engine expelling lots of gas, which does the lifting. Hence, a rocket does not need to speed along horizontally to get airborne, it just goes vertically up. Why is it cheaper to launch rockets from the equator? Anything on the surface of the Earth at the equator is already moving at 1670 kilometers per hour. The land at the equator is moving 1670 km per hour, and land halfway to the pole is only moving 1180 km per hour, so launching from the equator makes the spacecraft move almost 500 km/hour faster once it is launched.
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