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Earth/Moon
Study Guide: Earth/Moon
25
Science
8th Grade
02/15/2012

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Cards

Term

Earth rotates on its axis about once every year.

True of false?

Definition
False.
Term

Night and day on earth are caused by Earth's revolution around the sun.

True of False?

Definition
False.
Term

A lunar eclipse occure when Earth's shadow falls on the moon.

True or false?

Definition
True.
Term
Day and night are caused by...
Definition
Earth's rotation on its axis.
Term
One complete revolution of Earth around the sun takes about...
Definition
365.25 days
Term
Earth has seasons because...
Definition
Earth's tilt of its axis which is 23.5 degrees.
Term
When the north end of Earth's axis is tilted toward the sun, North America will experience...
Definition
Summer.
Term
The phase of the moon you see depends on...
Definition
How much of the lighted side you see.
Term
From new moon phase to full moon phase you see...
Definition
All of the waxing moon phases; Waxing crescent, first quarter, waxing gibbous.
Term
For a solar eclipse to occur,
Definition
The moon has to be in front of the sun to block a certain part of Earth from seeing the sun. Sun, moon and Earth aligned.
Term
During what phase can a lunar ecplise occur?
Definition
Full moon.
Term
When are the tides highest?
Definition
When the sun, moon and Earth are aligned.
Term
Tides are mainly caused by...
Definition
The gravitational pull of the moon.
Term
Scientists think the moon was formed when...
Definition
A large object(such as a planet) crashed into Earth and the debris made the moon. Called the Great Impact Theory.
Term
Earth's rotation takes about...
Definition
24 hours.
Term
An equinox occurs when...
Definition
When Earth is neither tilted towards or away from the sun.
Term
Because the moon rotates once for each revolution around Earth, so you only see...
Definition
One side of the moon.
Term
The amount of the lighted side of the moon you can see is the same during...
Definition
Each phase of the moon.
Term
You are more likely to see a lunar eclipse than a solar eclipse because...
Definition
The Earth's shadow is bigger than the moon so it is easier for the moon to fall into its shadow.
Term
When do neap tides occur?
Definition
When the sun, moon and Earth form a 90 degree angle.
Term
The phase of the moon that immediately precedes the new moon is the...
Definition
Waxing crescent.
Term
A... occurs when the moon moves directly between the sun and earth and throws a shadow on Earth.
Definition
Solar Eclipse.
Term
The yearly orbit of Earth around the sun is called its...
Definition
Revolution.
Term
Summer occurs on the hemisphere of Earth that is...
Definition
Tilted toward the sun.
Term
[image]
Definition
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