Earth spins around this imaginary line running through the North and South Poles.
What is Earth’s axis?
Earth’s movement around the Sun is called this.
What is revolution?
During a solar eclipse, this alignment occurs.
What is Sun- Moon - Earth?
During a lunar eclipse, this object moves between the Sun and the Moon.
What is Earth?
When the Northern Hemisphere is tilted toward the Sun, it experiences this season.
What is summer?
Earth’s rotation causes this pattern.
What are day and night?
Earth takes approximately this long to complete one revolution around the Sun.
What is 365¼ days, or one year?
A solar eclipse can occur only during this lunar phase.
What is a new moon?
A lunar eclipse can occur only during this lunar phase.
What is a full moon?
During these two yearly events, day and night are approximately equal in length.
What are the equinoxes?
Earth completes one full rotation in approximately this amount of time.
What is 24 hours?
This force keeps Earth traveling in orbit around the Sun.
What is gravity?
The lighter outer portion of the Moon’s shadow is called this where a partial eclipse may be seen.
What is the penumbra?
During a total lunar eclipse, the Moon passes through this darkest portion of Earth’s shadow.
What is the umbra?
DAILY DOUBLE: This image taken during a solar eclipse is dubbed this phenomenon.
What is the Diamond Ring Effect?
Earth rotates in this direction when viewed from above the North Pole.
What is counterclockwise?
Earth’s path around the Sun is called this.
What is an orbit?
Solar eclipses do not occur every month because this.
What is the tilt of the moon's orbit?
The Moon looks this hue during a lunar eclipse because Earth’s atmosphere bends and filters this color of sunlight toward the Moon.
What is red light?
The longest and shortest days of the year occur during events called these.
What are the solstices?
Because Earth rotates from west to east, the Sun appears to move across the sky in this direction.
What is east to west?
We add this to the calendar about every four years because of Earth’s revolution.
What is a leap day?
A total solar eclipse can only last this long in any one location.
What is 7.5 minutes?
Eclipse come from a Greek word, ékleipsi, meaning this.
What is "fail to appear"?
When it is summer in the Northern Hemisphere, this season occurs in the Southern Hemisphere.
What is winter?