Earth
Moon Phases
Moon
This and That
Vocabulary
100
This causes the Earth's seasons.
What is the tilt of the Earth?
100
What phase is this?
New Moon
100
It takes this long for the moon to revolve completely around the Earth.
What is 29 days or about a month?
100
This keeps the Earth and moon in their orbits.
What is "gravity"?
100
This word describes the Earth spinning continuously.
What is "rotating"?
200
How long does it take for the Earth to rotate once on its axis?
24 hours or 1 day
200
When the moon is more than half way lit on the left side
Waning Gibbous
200
When the moon has traveled 3/4 of the way around the Earth. It is half the lit on the left side.
Third Quarter Moon
200
It takes this long for the Earth to complete on full rotation.
What is 24 hours?
200
This imaginary line goes from the North Pole to the South Pole of the Earth.
What is the "axis"?
300
The Earth takes this long to revolve around the sun.
What is 365 1/4 days?
300
When the moon is less than half way lit on the right side
Waxing Crescent
300
During this phase of the moon, we can see no light from the moon.
What is a "new moon"?
300
When it is Spring in North America it is ___________ in South America.
Fall (Autumn)
300
The path that Earth takes as it travels around the sun.
Orbit
400
When it is winter in North America, it is this in Australia.
What is "summer"?
400
When the moon is fully lit.
Full Moon
400
The moon appears to change shape throughout the month. This is called ________ _________
Moon Phases
400
The sun appears higher in the sky during this time of year and the days are longer because the Earth is tilted towards the sun.
What is "summer"?
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 imaginary line horizontally around the middle of the Earth.
What is the "equator"?
500
The moon has made one quarter of its trip around the Earth. It is half full.
First Quarter
500
The moon ___________ around the Earth.
Revolves.
500
The Earth's axis is tilted how many degrees?
23.5 degrees
500
These are caused by the tilt of the Earth as it travels around the sun (Winter, Spring, Summer, Fall)
Seasons