A
B
C
D
E
100
This minor planet is the brightest
What is Vesta
100
These asteroids all have nearly the same orbit as Jupiter
What is Trojans
100
Halley's comet appears every how many years?
What is 75-76 years
100
Usually, more meteors are visible after this time
What is midnight
100
Minor planets are also called this
What is asteroids
200
Minor planets appear as this in photographs taken through a telescope
What is streaks
200
Most of the comet's material is found here
What is nucleus
200
The comets that keep returning over a period of time are called this
What is periodic comets
200
The lighted trails that are left by meteoric fireballs are called this
What is trains
200
We know that large meteoroids have struck the earth because we can see this
What is meteorite craters
300
An exploding meteor
What is Bolide
300
Why comets are visible
What is they reflect light
300
The largest of the minor planets
What is Ceres
300
A shooting star
What is meteor
300
Where meteorites are found
What is on the earth
400
Shower meteors are believed to be the remnants of this
What is broken up comets
400
A small rocky object orbiting the sun in space
What is meteoroid
400
These meteorites can be etched and polished to show Widmanstatten lines
What is iron
400
A shooting star that survives the fall through the atmosphere
What is meteorite
400
The most abundant class of meteors are these
What is iron
500
Meteors that come from random directions
What is sporadic
500
Meteors glow because this happens
What is atmosphere friction heats them
500
This happens to most meteors
What is burn up before reaching the earths surface
500
The scarcity of these types of meteorites in sedimentary rocks is evidence for a young earth
What is fossil
500
These occur when the orbits of Earth and a former comet intersect
What is meteor showers
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