Earth/Moon/Sun System
The Phases
Positions of the Moon
Earth/Moon/Sun System Continued...
100
The Earth's movement around the sun.
What is a REVOLUTION?
100
This is when the moon is between the Earth and the sun.
What is a NEW MOON?
100
When we see 1/2 of the moon's face we call this...
What is FIRST or THIRD (LAST) QUARTER?
100
The length of one revolution is.
What is 1 YEAR?
200
The Earth's movement on it's axis.
What is ROTATION.
200
The Earth, moon and sun are in a line. This is a 180 degree angle.
What is a FULL MOON?
200
When we see the entire face of the moon, we call this...
What is a FULL MOON?
200
This is tipped at 23.5 degrees.
What is the EARTH'S AXIS?
300
The Earth-Moon-Sun system moves in such a way that we always see...
What is the SAME SIDE of the MOON.
300
This phase occurs after a full moon but before the third quarter.
What is a WANING GIBBOUS?
300
A gibbous moon allows us to see...
What is MOST of the MOON'S FACE.
300
The shape of Earth's orbit is...
What is an OVAL?
400
The moon's light comes from this source.
What is the SUN?
400
This phase occurs shortly after a new moon.
What is a WAXING CRESCENT?
400
The moon is _______________ when it is waxing.
What is growing?
400
The phases of the moon are caused by...
What is the position of the Earth, moon and sun?
500
The length of one rotation.
What is 24 HOURS?
500
When the moon is getting smaller.
What is WANING?
500
There are ____________ phases of the moon.
What is EIGHT PHASES?
500
The length of a lunar orbit.
What is 27.3 DAYS?