Rocketry 101: National Geographic (10 pts)

Even though they look different, how are all rockets propelled?

• Hinges that produce rust

• • Propellers that produce lift

• • Engines that produce thrust

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Which system takes up the most space in a rocket?

• • Propulsion system

• • Payload system

• • Structural system

Which system contains the thing you WANT to take to Space?

• • Structural system

• • Payload system

• • Propulsion system

How is thrust produced in a rocket?

• • Spinning a turbine crams air into a compressor, which is then ignited and explodes.

• • A giant spring is squeezed and released.

• • Burning fuel creates exhaust gases that escape out of a nozzle in the engine.

As the rocket travels further up, the weight ​ (a)   .

• increases
• decreases
• stays the same

Why do most rockets use staging? (choose ALL that apply)

• • Increase efficiency

• • Reduce dead weight

• • Make it easier to land

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When do the rocket's engines stop firing?

• • When it's reached its intended orbital path.

• • When it reaches the edge of space

• When it gets to the moon

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When did rockets finally become the "powerful weapons of war" we think of today?

• • Middle of the 13th century

• • End of the 18th century

• 1950s

What's the most powerful rocket ever to launched humans into Space?

(Update: NASA and several private companies have been working on building bigger rockets,

but none of them have successfully launched humans into space-YET!)

• Titan V

• • Saturn V

• • Atlas V

Where are we at in our journey towards space exploration?

• 
  

• • We can't even get to space yet.

• • The future "is only just blasting off," meaning we haven't really started yet.

• • Pretty much seen it all.

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