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Glossary

A:

aeronautical: flight control and aircraft

analyze: to thoroughly study

ascent: going up

astronomer: someone who studies stars

B:

ballistic: the scientific laws that deal with the forward

movement of objects such as bullets or rockets

biology:science of all life

C:

candidates: people in a contest

consecutive: doing one thing after the other

cosmonaut: an Russian space traveler

E:

engineering: the science of using natural resources to make

things that are helpful to people

G:

galaxies: systems of stars

geosynchronous: when you orbit the Earth and it seems like

you always stay above the same spot

gravity: the force that keeps us on the ground

guidance:helping someone or guiding

M:

mission: an assignment to do something

missile: a rocket

O:

operational: something that works

orbit: to make a circle around something

orbital decay: every time you orbit the Earth you move closer

to it

P:

Prussian: a person from Prussia which is a former country in

Northern Europe

R:

resolution: making an image clearer

robotic: a machine that does the same job as a human

S:

survey: examining something carefully

T:

transmitted: a radio wave message

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