Vocabulary
_____________ = the imaginary line that passes through a planet's center from North to South - how the planet rotates.
Axis
The moon has __________(number) of phases.
8 (eight)
The Earth has seasons because of ___________ &
_________________________.
axis is tilted
Earth revolves around the Sun
Name the two types of eclipses.
__________________ & __________________
Solar and Lunar
The two forces that keep the moon around Earth?
___________________ & _____________________
Gravity
Inertia
____________ = the phase of the moon where we can not see the moon in the night sky.
New Moon
As the moonlight's shape appears to get smaller (disappear) we say that the moon is ____________.
waning
Earth is tilted at a ___________ degree angle.
27.3 21.5
23.5 50.2
23.5
A Lunar eclipse can only occur during a ________ moon.
Full
The Earth's ____________ is an imaginary line that goes from the North Pole to the South Pole.
axis
______________ = the partial or total blocking of one object in space by another.
Eclipse
As the moonlight's shape appears to get larger, we say that the moon is ________________.
waxing
True or False: The North Pole points in THE SAME direction as the Earth revolves around the Sun.
TRUE
A Solar eclipse can only occur during a ________ moon.
New
The imaginary line that divides Earth into TWO HEMISPHERES is called the _________________.
Equator
_____________ the spinning motion of a planet on its axis.
Rotation
The _______________ between the Earth, ________ and Sun determines the amount of light ___________ by the Moon.
aka - what causes the phase of the moon to change
alignment
Moon
reflected
If it is ____________ in the Northern Hemisphere, then it is Summer in the Southern Hemisphere.
Winter
A _____________eclipse occurs when the moon passes directly between the EARTH and the SUN - blocking the sun's light.
Solar
The Earth is closest to the Sun during the season of ________________ in the Northern Hemisphere.
How is this so?
Winter
Due to the Earth's Northern Hemisphere TILTING away from the sun
____________ the DARKEST part of a shadow.
Umbra
Name all the phases of the moon in correct order Starting with NEW MOON.
New Moon
Waxing Crescent
1st quarter
Waxing Gibbous
Full Moon
Waning Gibbous
3rd or last quarter
Waning Crescent
If it is Spring in the Northern Hemisphere, then it is
_____________________ in the Southern Hemisphere.
FALL
A _________ eclipse occurs during a FULL moon when Earth is directly between the MOON and the SUN.
During this, EARTH BLOCKS sunlight from reaching the MOON>
Lunar
Gravity ATTRACTS the Moon toward Earth & _____________ keeps the Moon In MOTION.
Inertia