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Challenger Vocabulary
Vocabulary required for mission
20
Science
5th Grade
01/26/2014

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Cards

Term
Data Log
Definition
A set of paperwork used to keep track of test results and mission developments.
Term
Solar wind
Definition
a constant stream of tiny charged particles coming from the sun
Term
Earth's magnetosphere
Definition
a protective cocoon around the Earth. It shields the Earth from solar wind.
Term
sunspots
Definition
temporary dark, cool regions of concentrated magnetism on the surface of the sun
Term
Mission Commander
Definition
person who is in charge of astronauts onboard a space vehicle
Term
Mission Status Monitor
Definition
a television set that displays the current job or activity of a team
Term
spectrum
Definition
the seven colors that make up white light
Term
gas
Definition
a substance that is not a liquid or a solid, has no size or shape of its own, but can fill an entire space.
Term
magnitude
Definition
how bright a night sky object appears to the human eye from Earth
Term
simulator
Definition
an artificial environment created to resemble an actual place; used for training.
Term
task cards
Definition
a step-by-step set of written instructions for performing a job or duty
Term
rendezvous
Definition
a meeting time or place scheduled for two objects of people to meet
Term
comet
Definition
a large object made up of ice, rock, and gas that orbits around the sun
Term
eccentricity
Definition
a number value for the shape of an object's orbit. Numbers range from 0-1.
Term
short-period comet
Definition
a comet that orbits the sun in less than 200 years
Term
density
Definition
the thickness or compactness of an object
Term
constellation
Definition
a group of stars that form a picture or a shape
Term
long-period comet
Definition
a comet that takes longer than 200 years to make one trip around the sun
Term
coronal mass ejection
Definition
vast magnetic bubbles of plasma that erupt from the sun's corona and travel through space at high speeds
Term
solar storm
Definition
a disturbance on the surface of the sun
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