Space Vocabulary Words Flashcards
1
Q
Revolution
A
One complete trip of one object around another object
2
Q
Rotation
A
A compete spin on an axis
3
Q
Axis
A
An imaginary line an object turns around
4
Q
Solstice
A
Day when Earth’s rotation axis is the most toward or away
Summer solstice is June 20/ 21
Winter solstice is December 21/22
5
Q
Equinox
A
Day when Earth’s rotation axis is leaning along Earth’s orbit, neither toward nor away from the sun
Spring is March 20/21
Fall is September 22/23
6
Q
Gravity
A
A force which tries to pull two objects together.
7
Q
Mass
A
Measurement of the amount of matter in an object
8
Q
Weight
A
Measurement of the effect of gravity on a given mass
