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GMS CHAPTER 19 CARDS FOR SPACE
GOOCHLAND MIDDLE SCHOOL 6TH GRADE GIFTED
24
Science
6th Grade
04/16/2008

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Cards

Term
geocentric
Definition
a type of space organization where everything revolves around earth
Term
heliocentric
Definition
when everything revolves around the sun
Term
ellipse
Definition
the oval shape of an orbit
Term
inertia
Definition
an object that stays in the same path until something moves it
Term
nuclear fusion
Definition
two hydrogen atoms fused together to create the sun's energy
Term
photosphere
Definition
the inner layer of the sun's atmosphere
Term
chromosphere
Definition
the layer of the sun we see as rays of fire
Term
solar wind
Definition
a stream of electricity sent out by the corona
Term
corona
Definition
the outermost layer of the sun
Term
sunspots
Definition
areas of the sun where the gas is cooler
Term
prominences
Definition
red loops of gas coming off of the sun
Term
solar flares
Definition
hydrogen from the sun exploding into space
Term
terrestrial planets
Definition
planets that dont have a gas surface
Term
greenhouse affect
Definition
trapping of heat by the atmosphere
Term
gas giants
Definition
the planets Jupiter, Saturn, Uranus, and Neptune
Term
asteroids
Definition
large rocks in space, some of which are orbiting the sun
Term
asteroid belt
Definition
a large area between Mars  and Jupiter with  millions andmillions of asteroids
Term
meteoroid
Definition
A chunk off of an asteroid
Term
comet
Definition
a large dusty ice ball in space
Term
meteor
Definition
a meteoroid that enters Earth's atmosphere
Term
extraterrestrial life
Definition
life outside of Earth
Term
core
Definition
the middle of the sun, it can reach 15,000,000 degrees celcius
Term
retrograde rotation
Definition
when something rotates the opposite way
Term
meteorite
Definition
a meteoroid that enters Earth's atmosphere and hits Earth
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