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70 Cards in this Set

  • Front
  • Back
moon
the combined matter in our solar system of minor planets would produce a body half the size of this
meteors
smaller members of our solar system
asteroids
largest members of the solar system
Ceres
the first minor planet that was found
Jupiter
in the late 1700s, astronomers looked for a missing planet between Mars and _____
Vesta
discovered because of its light reflectability
asteroid
means "star-like"
asteroids
have negligible gravity
binary asteroids
asteroids that orbit around each other
name and number
what asteroids were given until the late 20th century
the number of known asteroids is close to ___
100,000
asteroid belt
where the majority of minor planets orbit
asteroids are not numbered by the ___
year they were discovered followed by two letters which identify the month
number of members in the Apollo family
1300
this planet's strong gravitational influence causes the planes of asteroids to wobble
Jupiter
discuss ancient theories about comets
see page 131
draw and discuss the parts of a comet while noting the direction of the sun - note the coma, nucleus, Type I tail, Type II tail, head
see page 133
periodic
a comet that keeps returning
hyperbolic
a comet that returns only once
2P/Encke
Having the shortest period of any known comet
What shortens a comets life span
the sun
What broke up and hit Jupiter?
SL9
The life span of a meteor is ___
instant
What causes the burning up of most particles that enter our atmosphere?
friction
a particle of rock or dust that orbits the sun
meteroid
a particle of rock or dust that enters the earth's atmosphere
meteor
a particle of rock that reaches the earth's ground
meteorite
162,000
the speed that some meteors have been clocked at
the number of miles from earth's surface that a meteor is when it is first seen
between 5 and 10 miles
the time when it is better to see meteors
after midnight
illustrate and define Newton's third law of motion
see page 165
capture theory
see page 159
fission theory
see page 160
accretion theory
see page 160
impact theory
see page 161
Sputnik I
the world's first man made satellite
Congreve
This man's rocket was visualized in our national anthem.
"flying fire"
bamboo tube, packed with gun powder, and attached to arrow
Hale
rocket that replaced the stick stabilizer with three fin like nozzles
V-2
rocket developed under Von Braun
"buzz bomb"
the V-1
Explorer I
discovered the Van Allen belt
discovered a band of charged particles trapped by the earth's magnetic field
USA
first to place a man made satellite in orbit around the earth
Soviet Union
completed the first fly-by of the moon
Soviet Union
completed the first fly-by of Venus
Soviet Union
the first soft landing on the moon
Soviet Union
landed people on the moon
USA
Launched Pioneer 10 which became the first space craft to exit the solar system
USA
became the third nation to send a man into orbit
China
its size is _____ the width of the USA
less than
the shape of the moon
almost a perfect sphere
the escape velocity of the moon
weak
the mass of an object is defined as the amount of ___ in an object
matter
terminator
evidence of the moon's thin atmosphere
the moon's atmosphere does not contain even trace amounts of ___
oxygen
the term crater comes from a Greek word for ___
cup
the most spectacular of the moon's craters is
Tycho
long narrow valleys on the moon
rills
shapes formed by the dark areas
maria
closes point of orbit
perigee
most distant point of orbit
apogee
the beginning of the moon's cycle
new
the horns of a crescent moon
cusps
sunlight reflected from the earth to the moon and back again
earth shine
discuss the uniqueness of our moon in the Solar System
see page 149
draw, color, label, and discuss the causes of precipitation : Convection, orographic, convergence
see page 226
Proverbs 1:33
*
Genesis 1:16
*
Psalm 89:37
*