2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt Day & Night SeasonsMoon Scale Distance Shadow Caster
What motion of the Earth causes day and night?
Rotation.
In what direction does the Earth spin?
East. North South East
How long is one Earth rotation?
One day. (24 hours)
In what direction is the Sun at noon?
To the south. East West North
What causes night?
We are in the shadow of the Earth. Sunlight Day Shadow Night
What motion of the Earth causes seasons?
Revolution. (orbiting)
How long is one Earth orbit?
One year.
Is the axis of the Earth straight up compared to the axis of the Sun?
No. The axis of the Earth is titled compared to the axis of the Sun.
We used globes to study seasons. Axis Norwood (Pin) Day Night What season is shown on the globe? Sunlight
Winter. Sunlight
When is the Earth closest to the Sun?
In the winter. But, just by the smallest amount.
What phase is this?
Full.
What phase is this?
Third Quarter.
What phase is this?
First Quarter.
Today there is a First Quarter Moon. When was the last First Quarter Moon?
About four weeks. About a moonth.
Today there is a First Quarter Moon. When is the next Third Quarter Moon?
About two weeks. About a half moonth.
What is the distance from the Sun to the Earth called?
One Astronomical Unit. 1 A.U.
Imagine 1 A.U. is 1 foot on our model. How far would the model Sun be from the model Earth?
1 foot away.
How far would the model Sun be from the model Jupiter? Jupiter is 5 A.U. from the Sun.
5 feet away.
Mercury is 1/2 A.U. from the Sun. How far would the model Sun be from the model Mercury?
Half a foot. A.K.A 6 inches.
How many A.U. to Pluto?
About 40 A.U. Pluto Earth Sun
Where does the Sun rise?
Towards the East.
What time is it when the Sun is to your south?
Noon.
At what time of day is your shortest shadow?
Noon. East West North
It is almost sunset. In what direction does your shadow point?
Sun sets to the West, your shadow points to the East.
Mr. Haffey is looking Northwest, facing the Sun. His shadow points in which direction?
Southeast.