planets
sun
moon
a little bit of this, a little bit of that A
a little bit of this, a little bit of that, B
100
This planet is closest to the sun
Mercury
100
The sun is the center of this system
The solar system
100
any of the shapes of the moon that we see in the sky.
phase
100
This moon phase occurs when the moon is between the earth and sun so that the dark side of the moon faces earth.
new moon
100
What are star patterns in the sky?
constellations
200
Which planet is the third from the sun?
Earth
200
The sun is an example of this type of gas sphere that gives off light and heat.
a star
200
True or False. The moon produces its on light.
False. The moon's light is reflected from the sun
200
During what part of the day are shadows the shortest?
during the middle of the day. Why?
200
A frozen object that orbits the sun. It is made of ice, gases, dust, and bits of rock.
comet
300
What do all the planets have in common?
They revolve around the sun
300
solar eclipse
When the moon moves in front of the sun
300
This occurs when the moon's gravitational pull causes the rise and fall of the ocean
tides
300
The Earth's tilt and revolution around the sun causes______
seasons
300
Explain what causes day and night. *Be sure to include correct vocabulary words
It takes 24 hours for the Earth to make a complete rotation on its axis. As it turns, the side facing the sun is having day, and the side facing away from the sun is experiencing night.
400
These are rocky planets. They are labeled "inner" planets by scientists.
Mercury,Venus,Earth, Mars
400
It takes 365 days to do this
revolve around the sun
400
When you can see whole of the moon lit by the sun
full moon
400
Earth's orbit is an ________. This is because it is stretched out in opposite directions. As Earth moves in its orbit, its distance from the sun changes.
ellipse
400
Explain why Earth is the only planet that can have life (proven this far..)? Give at least 3 reasons!
It is the right distance from the sun, (not too hot or cold). It has water and oxygen to breathe
500
These are the gas giants. Also known as the "outer planets"
Jupiter,Saturn,Uranus,Neptune
500
How long does it take for the sun to rotate in its axis?
24 hours
500
When you begin to see less of the moon, and you can see about about 1/4, we call this phase a _________
waning crescent
500
a large round object that moves around a star.
planet
500
Why do planets appear to shine at night?
Because they reflect light from the star that they orbit
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