Show:
Sun
Earth
Moon
Reasons for the Seasons
Historical Understanding
100
The sun is an _____________ sized star
average
100
Earth is the ______ planet from the sun. 
third 
100
Moonlight is a reflection of light from the _____
sun
100
How many seasons do we experience in VA?
4
100
__________ made improvements to the Earth-centered model with his telescope
Galileo
200
The sun is a ___________ color star
yellow
200
Half of the earth is always facing the sun as the earth spins on its 
axis 
200
the moon's changes in shape are called its __________
phases
200
The Northern Hemisphere has this season when the earth is tilted TOWARD the sun
summer
200
________ a Polish astronomer who challenged the Earth-centered model 
Copernicus
300
The sun is __________ years old. 
4 1/2 billion
300
the earth makes one ______ every 24 hours
rotation
300
In its _________ phase, the part of the moon we see is getting larger
waxing 
300
The Northern Hemisphere experiences this seasons when the sun is tilted AWAY from the sun. 
Winter


300
________ was an Egyptian astronomer who also believed in an Earth-centered model 
Ptolemy
400
The sun is 

a) a yellow star

b) a yellow planet

c) a red star 

yellow star
400
The Earth's rotation causes _______
day and night
400
it takes about one ________ to go from one New Moon to another
month
400
Earth's axis is ______
tilted
400
Name all of the phases of the moon
New Moon Full Moon

Waxing Crescent Waning Crescent

Waxing Gibbous Waning Gibbous

First Quarter  Third Quarter 


500
The sun is made of the gases _______ and ________
hydrogen and helium
500
Earth makes one _________ around the sun in one year or ______ days
revolution 
500
We see none of the lighted part of the moon during a __________
New Moon
500
The reasons for the seasons are earth's _______ and ______ 
movement and tilt
500
_______ was a Greek astronomer who believed that the Earth was the center of the entire universe
Aristotle