solar system Flashcards
(10 cards)
1
Q
solar system
A
a star and all the planets and other bodies that revolve around it.
2
Q
planet
A
a large,round body that revolves around a star in a clear orbit.
3
Q
orbit
A
the path of one object in space around another object
4
Q
revolve
A
to go around another object
5
Q
axis
A
the imaginary line around which earth rotates
6
Q
astronomy
A
the study of objects in space and their properties
7
Q
astronomer
A
the person that study the universe
8
Q
rotates
A
to spin around an axis causes night and day on earth
9
Q
model
A
a similer version of something to make it easier to study.
10
Q
gravity
A
the force of atraction objects like the mode on earth
