Vocabulary
Planets
The Moon
Interesting Facts
Mystery
100
What is a burning ball of gas?
A star (like the sun).
100

The sun is a planet.  

True or False

False

100
How many phases does the moon have?
8
100
In the _____ the earth is tilted away from the sun.
winter
100

What is the name of the organization that trains astronauts?

NASA - National Aeronautics and Space Administration

200
A _____ is a large, round object that orbits a star.
planet
200

Name another planet besides Earth.

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto

200

The moon is a huge rock.

True or False?

True

200

You can see the stars at _____.

night

200
What is the imaginary line that goes through the center of the Earth?
An axis
300
It means to lean.
tilt
300
What makes Earth look green and blue from outer space?
Water and land (trees, grass, mountains, and so on).
300
The moon _____ light from the sun.
reflects
300

Who was the first astronaut to walk on the moon?

Neil Armstrong

300
How long does it take the Earth to rotate once?
24 hours, or 1 day
400
The planet we live on.
Earth
400
This planet used to be called a planet, but it was later decided it was too small.
Pluto
400
Why do the astronauts footprints on the moon never blow away?
There is no wind on the moon.
400

In the _____ the Earth is tilted towards the sun.

summer

400
Why is it dark at nighttime?
There is no sun on that side of the Earth
500
To turn in the same place.
Rotate
500
Planet Earth orbits the ______.

sun

500

What phase is it called when the moon is dark?

The new moon

500
What is the moon called when we only see a sliver?
A crescent moon
500
What is it called when the moon passes in front of the sun?
An eclipse
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