Vocab 1
Vocab 2
Day and Night
Seasons
Moon
100
to spin
rotate
100
the closest star to Earth
sun
100
How long is one Earth rotation or one day?
24 hours
100
How many seasons are there?
4
100
What gives the Moon its light?
the Sun
200
a ball of rock that orbits around Earth and Earth’s closest neighbor
moon
200
the Sun, nine planets, and all of their moons
solar system
200
When it is day in China it is _________ in the United States.
night
200
How long does it take the Earth to orbit the Sun once?
365 days or one year
200
These big holes fill the surface of the moon.
craters
300
the Moon’s shape that we can see from Earth
phase
300
the imaginary line through the middle of Earth that separates the northern part from the southern part
Equator
300
The Earth spins on what imaginary line?
axis
300
When it is summer in Shanghai, what season is it in Australia?
winter
300
About how long does it take for the moon to orbit the Earth
About 27 - 29 days.
400
What is an orbit?
the path something takes as it moves around an object
400
What is an axis?
a line through the center of a spinning object the line through Earth that goes from the North Pole to the South Pole
400
What causes day and night?
The rotation of the Earth causes day and night.
400
The Earth is _______, meaning that it leans to one side.
tilted
400
What phase is the moon in when it is between the Sun and the Earth?
new moon
500
What are craters?
large holes on the surface of a moon or planet
500
What is a constellation?
a star pattern that makes a picture
500
Why does the Sun seem to move in the sky?
The Sun seems to move in the sky because the Earth rotates, making it seem that the position of the Sun is changing.
500
Explain why the seasons change.
The seasons change because the Earth is tilted and as it orbits the Sun different parts of it receive more light than others at different times.
500
Explain why the moon seems to change shape every night.
It appears to change shape because as it orbits the Earth we see different amounts of the part that is lit up by the Sun.
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