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...at a speed of perhaps 6,000 _____.
mph
The two solid ______ ______.
rocket boosters
If you have ever seen the Space Shuttle _______, you will know that there are three parts...
launch
The three main engines burn for about eight minutes, generating 375,000 pounds of ______ each during the burn.
thrust
What a rocket needs is a _______ ______.
reaction engine
The SRBs burn for about two minutes and _______ about 3.3 million pounds of thrust each at launch.
generate
The burning process __________ the mass of fuel so that it comes out of the rocket at high speed.
accelerates
A rocket engine is generally throwing ______ in the form of a high-pressure gas.
mass
These hoses throw out a weight of water that produces a ______ in the opposite direction.
force
If the ____ __ _____ was too strong for the firefighters, they would go flying back in the opposite direction.
jet of water
What did Sir Isaac Newton discover?
a scientific principle which says that every action has an equal reaction
Name the three parts of the Space Shuttle?
The orbiter, the big external tank and the two solid rocket boosters
What force do rocket engines produce, instead of water?
high pressure gas
Why do you need two firefighters to hold the hose?
the force of the water is very strong
What kind of engine do rockets use instead?
reaction engines
Why can't rockets use rotation to make them go, unlike cars?
because rockets don't have wheels
What is rotation?
the turning of something, like a car wheel
How do extreme temperatures affect rockets?
metal gets very hot at high speeds


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