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15 terms

Ch 19 Part 2

STUDY
PLAY
Spring Tide
It makes a high tide higher and a low tide lower.
Neap Tide
Makes a high tide lower and a low tide higher.
Telescope
A device to observe distant objects in space.
Maria
The dark flat areas on the moon.
Meteoroids
Chunks of rock or dust from space.
Rocket
A device that expels gas in one direction to move the other.
Orbital Velocity
The velocity that is required to get into orbit.
Escape Velocity
The velocity required to escape the gravity of a planet.
Satellite
An object that revolves around another thing in space.
Space Shuttle
A spacecraft that can be resused after going into space.
Space Station
A large artifical satelite which people can live and work for a long period of time.
Space Probe
Is a space craft that carries scientific instrements and can collect data.
Rover
A robot that can move around on a surface.
Tide
The daily rise and fall of Earth's waters.
Thrust
The reaction force that propels a rocket forward.