27 terms

Terms	Definitions
Eclipse	Occurs when an object casts a shadow on another object.
Force of Gravity	This pulls the earth and moon toward each other.
Neap Tide	Occurs when the sun is at right angles to the Earth and the moon.
Penumbra	A person standing in here would see a partial solar eclipse.
Umbra	A person standing in here would see a total solar eclipse.
Spring Tide	Occurs when the sun, moon and Earth line up.
Tides	Caused by the moon's pull on different parts of earth
Solar Eclipse	Occurs when the moon passes between the Earth and the sun.
Lunar Eclipse	Occurs at a full moon when the Earth is between the moon and the sun.
Moon phases	Caused by how much of the sunlit side faces the Earth.
Moon	In a solar eclipse, this blocks the sun's light.
Earth	In a lunar eclipse, this blocks the sun's light.
Umbra	Which is a smaller, darker, cone shaped area, the umbra or penumbra?
Four	How many tides are there each day?
High Tide	This tide happens on the side of the earth that faces the moon AND on the opposite side of the earth.
Low Tide	This tide happens on the sides of the earth facing AWAY from the moon.
Spring Tides	These tides can be very high or very low. The earth, moon and sun line up in a straight line.
Neap Tides	These tides are not too high or too low. The earth, moon and sun are in an L shape, or right angle.
29.5 days	How long it takes the moon to make one full revolution around the earth.
Moon	The same side of this satellite always faces the earth.
29.5 days	The length of the lunar cycle.
New Moon	The sky is dark when this moon is in the sky.
Full Moon	The sky is bright when this moon is in the sky.
Time	The moon rises and sets at a different ________ each day.
Right side	After a new moon, this side of the moon is illuminated first.
Moon phases	Go to your Quizlet set called Moon Phases (pictures only) and be able to match the picture to the name of the 8 phases!
25 days	The length of the TIDE cycle.

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