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21 Cards in this Set

  • Front
  • Back
Whose scientific law says each planet's orbit is an ellipse with the Sun at the focus?
Kepler
Which sub-system of a satellite provides a boost to get the satellite in orbit?
The propulsion system
A natural or artificial object in space that orbits the Earth is called a _________.
satellite
The highest point of an orbit?
apogee
The lowest point of an orbit?
perigee
The first artificial satellite was the ______.
Sputnik
Whose theory placed the Sun at the center, and all the rest of the universe revolved around it?
Copernicus
the first US manned spaceflight project was called?
Mercury
The first US manned spaceflight that achieved the first walk in space and the first two-man capsule?
Gemini
The first US manned spaceflight that put a man on the Moon?
Apollo
Which project was involved in the American and Soviet linkup in space?
Apollo-Soyuz
Who was the first man to set foot on the Moon?
Neil Armstrong
The first commercial satellite was called ______.
Telstar
Russia's first space station?
Salyut
US' first space station?
Skylab
Russia's second generation space station is called?
Mir
The sub-systems of a satellite include the propulsion system, attitude control, the power system, thermal control and a command and ______ system.
control
Navigation satellites are called?
NAVSTAR
Communications satellites are called?
COMSAT
Satellites that locate natural resources and monitor conditions on the Earth's surface are called?
LANDSAT
What gives the orbit its shape?
gravity