Earth
Sun
Moon
This and That
Vocabulary
100
This causes the Earth's seasons.
What is the tilt of the Earth?
100
The word "solar" refers to this object.
What is the "sun"?
100
It takes this long for the moon to revolve completely around the Earth.
What is 29 days or about a month?
100
As we see more and more of the lit part of the moon, we say that it is doing this.
What is "waxing"?
100
This occurs when the Sun is directly over the equator.
What is the "equinox"?
200
A round, three-dimensional object whose surface at all points is the same distance from its center
What is a "sphere"?
200
The sun is a big fiery ball of gas of this element.
What is "hydrogen"?
200
Solar refers to the sun. This term refers to the moon.
What is "lunar"?
200
It takes this long for the Earth to complete on full rotation.
What is 24 hours?
200
This imaginary line circles Earth halfway between the poles.
What is the "equator"?
300
The Earth takes this long to revolve around the sun.
What is 365 1/4 days? (OR) What is one year?
300
The sun "rises" in this direction.
What is the "east"?
300
During this phase of the moon, we can see no light from the moon.
What is a "new moon"?
300
This is the imaginary line around which Earth spins.
What is the "axis"?
300
This term is used to describe the phase of the moon when we see all of the lit side.
What is "full moon"?
400
When it is winter in North America, it is this in Australia.
What is "summer"?
400
This occurs when the moon moves between the sun and the Earth, blocking some the the sun's light.
What is a "solar eclipse"?
400
During this process, the moon moves through the Earth's shadow, and cannot be seen for a short time.
What is a "lunar eclipse"?
400
This is the shape of Earth’s orbit
What is an "ellipse"?
400
As we see less and less of the lit part of the moon, we say that it is doing this.
What is "waning"?
500
The solstice that occurs in December in the northern hemisphere
What is "winter"?
500
This is how the sun's rays strike the Earth in the summer.
What is "directly"?
500
The moon affects this part of the Earth, changing it daily on our beaches.
What are the "tides"?
500
This is the solstice that occurs in December in the southern hemisphere
What is "summer"?
500
This type of eclipse can only take place during a new moon.
What is "solar"?
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