What direction is earth's revolution?
Do stars move?
Which star does earth's axis line up with?
How long does it take for the moon to go through a cycle of phases?
29.5 days exactly
How much is the moon's orbital track tilted?
What causes tides?
The gravitational pull of the sun and the moon
When an object spins on its axis
When one object moves around another object
Where Longitude lines run?
They run North and South
How do we measure longitude lines?
They Measure east and west
Where do Latitude lines run?
They run East and West
How do we mesure latitude lines?
The measure north and south
Calculation for apparent motion of celestial objects?
How do you find the North Star?
Find the big dipper and go straight from the last two stars in the bowl to reach the end of the little dipper's handle.
Name 2 factors that determine the appparent path of the Sun
Date (season) and Location
If the sun is low in the sky your shadow will be...
If the sun is high in the sky your shadow will be...
List 2 factors that cause seasons
Revolution of earth around the sun, and tilt of warth on axis (23.5°)
Explain causes of moon's phases
Moon revolves around the earth, ½ moon is always lit up by the sun