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science midterm study guide
science study guide
23 cards·by jamesjkl
the envelope of gasses that surrounds the earth and other planets
atmosphere
someone concerned with the development of aircraft and spacecraft
aerospace engineer
this is drag or a force acting opposite to the motion of the object
air resistance
this is a limitation or restriction
constraint
this is the weight the parachute carries
load
a variable is
likely to change
this connects the canopy to the load
suspension lines
this is the engineering and design process
ask ,imagine ,plan ,improve
the earth takes about 365 days to " " around the sun
revolve
when the earth spins on its " "it" "around the sun
axis,rotates
it takes the earth" "or" "to complete a full rotation
1 day,24 hours
the tilt of the earth and the revolution of the earth causes changes in
seasons
about" " of the earths surface is covered in land
1 fourth
most of earths water is
salty
the" "path on which the earth revolves is called" "
imaginary,orbit
this is a rocky mass made up of several km wide that rotates around the sun
asteroid
a frozen mass of ice orbiting the sun is called
comet
this is a force of attraction that exists between two objects
gravity
the sun and all the bodies that make up the
solar system
this is the imaginary center line in which the earth rotates
axis
an object in orbit with another object is called a
satellite/moon/luna
" "is an indication from the fraction of the moon that is illuminated as seen from earth
moon phase
a full orbit around another object is called
revolution