Rotation, Revolution, Latitude, Longitude and Time

Which definition is closest to revolution?

• The movement of the earth around the sun in an elliptical orbit

• The turning movement of the earth on its axis

• The movement of the earth on its axis turning in an elliptical orbit

• The movement of the sun around the earth in an elliptical orbit

Which definition is closest to rotation?

• The movement of the earth around the sun in an elliptical orbit

• The turning movement of the earth on its axis

• The turning motion of the sun on its axis

• The revolution of the earth but slower

Rotation causes:

• Day and night

• The seasons

• Changes in the position of the midday sun

• Changes in tides

• Differences in time

How many degrees is the axis of the earth tilted?

(a)  

Revolution causes:

• Changes in the length of day and night

• Day and night

• The seasons

• Deflection of winds

• Changes in the position of the midday sun

As the earth goes around the sun, the axis is always tilted in the same _________, and so there is a time when the _____ Pole is closer to the sun and at another time the South Pole is closer to the sun.

• direction, North

• No maidens?

March 21

• Spring Equinox

• Summer Solstice

• Autumnal Equinox

• Winter Solstice

June 21

• Vernal Equinox

• Summer Solstice

• Autumnal Equinox

• Winter Solstice

September 22

• Vernal Equinox

• Spring Equinox

• Summer Solstice

• Winter Solstice

• Autumnal Equinox

December 22

• Spring Equinox

• Summer Solstice

• Autumnal Equinox

• Winter Solstice