Shared Flashcard Set

Details

Chapter 7
The Moon
19
Science
4th Grade
08/21/2012

Additional Science Flashcards

 


 

Cards

Term
A change in gravity affects an objects __
Definition
weight
Term
A deep valley on the moon's surface
Definition
rill
Term
Each complete trip of the moon around the earth
Definition
revolution
Term
Each time the moon completely spins around on its axis
Definition
rotation
Term
Any object that travels around another object in space
Definition
satellite
Term
False theories about how the moon began:
Definition
1. It broke away from the earth
2. It formed from a cloud of dust and gas
3. It formed after another planet hit the earth.
4. The earth's gravity pulled the moon into its orbit.
Term
How long does it take for the moon to go through all its phases?
Definition
29 1/2 days
Term
Keeps the moon in its orbit
Definition
earth's gravity
Term
Large, flat land areas on the moon
Definition
maria
Term
The moon has ______ ______ _______ between the side facing the sun and the side that is not.
Definition
extreme temperature changes
Term
The moon has/does not have any light of its own
Definition
does not have
Term
The moon is a natural ______ of the earth
Definition
satellite
Term
The moon is larger/smaller than the earth
Definition
smaller
Term
The moon's diameter is about ____ of the earth's diameter.
Definition
one-fourth 1/4
Term
A hollowed-out place on the moon's surface
Definition
crater
Term
The path the moon takes around the earth
Definition
orbit
Term
The shape of the moon's path around the earth
Definition
an ellipse
Term
We always see the same side of the moon because ___
Definition
the moon rotates and revolves in about the same amount of time
Term
You would weigh more on the earth/moon
Definition
earth
Supporting users have an ad free experience!