Rocketry & Solar System Flashcards
What is Action?
Opposite reaction
What activity demonstrated this statement (action/opposite reaction)?
Balloons on the fishing line.
What is more mass?
More force.
What activity demonstrated this statement (more force/more mass)?
Air/Water fueled soda rocket.
Still?
Stays still
Moving?
Stays moving.
What activity demonstrated this statement (still - stays still/ moving - stays moving)?
Rock and cup experiment.
Who developed the first liquid fuel rocket?
Robert Goddard
What advantage do liquid fuel rocket engines have?
Controllable
What causes the thrust or push in rocket engines?
Rapidly expanding gases in combustion chamber push down.
Spies from which country stole liquid-fuel rocket designs from our scientist?
Germany
Why did this country steal these liquid-fuel rocket designs?
To develop a missile to bomb England and the United States.
After World War II, which country became interested in the scientists who stole the liquid-fuel rocket designs from our scientist?
Soviet Union (Russia)
What did this country (Russia) do in 1957 that shocked the United States?
Sent up first satellite into space (sputnick)
What did sputnick cause the United States to do?
Take space exploration more seriously.