Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Axis |
An imaginary line that cuts through the center of a planet around which it spins |
|
|
|
Day |
Based on 24 hours take earth to rotate |
|
|
|
eclipse |
Result of an alignment of the earth sun and moon |
|
|
|
Equinox |
Occur so when the tilt of earth causes the length of a day and night to be equal this isn't th e start of spring and autumn |
|
|
|
Luner eclipse |
Occurs when earths is directly in between the sun and the moon |
|
|
|
Revolution |
An elliptical orbit around a central body around the sun in the case of our solar system |
|
|
|
Rotation |
The spinning of a planet like earth on its axis |
|
|
|
Seasons |
W e have these because of the tilt of the earths axis in the same direction as it moves around the sun |
|
|
|
Solar eclipse |
Occurs when moon is directly in between the sun and the earth |
|
|
|
Solstice |
Occurs when the titl of the earth causes the length of day to be the longest or shortest this is the start of summer or winter |
|
|
|
Sphere |
A round 3 dimensional object whose surface is the same distance from the center of all points |
|
|
|
Tilt on earths axis |
23 1/2 degrees |
|
|
|
Year |
Base don the 360 1/4 days it takes earth to revolve around the sun |
|
