The solar system
The cycles of planets
why planets have seasons
Moon Phases
misc.
100
Kelper discovered this was in the middle of the solar system.
What is the sun?
100
One trip around the sun.
What is revolution?
100
The angle of the axis
What is axial tilt?
100
when no moon is visible
What is new moon
100
Is the closest planet to the sun
What is mercury
200
A big rock floating in space
What is astroid
200
is when planets are closest to the sun.
What is perihelion?
200
axial tilt causes
What is seasons?
200
This is what they call when the moon gets less and less visible
What is waning phases
200
The phase where you can see the moon the most
What is the full moon
300
this is why comets are visible.
What is the sun-because it heats up the gasses in the comet making it glow.
300
is when the planets are farthest from the sun
What is aphelion
300
2 things that effect marses seasons
What is axial tilt and its distance from the sun
300
The easiest thing to see besides the phases of the moon in our solar system is the phases of
What is the sun
300
the planet farthest from the sun (in our solar system)
What is Pluto
400
a lightyear is
What is What is a big unit used to measure things beyond the solar system
400
lf earth revolved faster this would happen
What is shorter years?
400
this would happen if the earth had no axial tilt
What is no seasons
400
this is when the moon gets more and more visible
What is waxing phases
400
besides revoloution and rotation this is another movement
What is a wobble
500
the sun is this far from earth
what is one astronomical unit
500
Earth rotates on this
What is the axis
500
two planets that have the least axial tilt
What is mercury and venus
500
The moon reflects its light from what
What is sunlight
500
Earth makes this kind of revolution around the sun
What is elliptical orbit
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