Earth's Seasons Flashcards
1
Q
Rotate
A
Spinning of Earth on it’s axis
2
Q
Revolve
A
Movement of Earth around the sun
3
Q
Causes of Seasons
A
Tilt (23.5 degrees)
Revolution
Parallelism
4
Q
Spring: Length of Day/Night- Length of Shadows in Valhalla- Where the direct rays hit- Tilt of Earth-
A
March 20 or 21st 12 hours/12 hours Middle 0 (equator) No tilt
5
Q
Summer: Length of Day/Night- Length of Shadows in Valhalla- Where the direct rays hit- Tilt of Earth-
A
June 21 or 22nd 15/9 hours Shortest 23.5 North (Tropic of Cancer) Towards the sun
6
Q
Fall: Length of Day/Night- Length of Shadows in Valhalla- Where the direct rays hit- Tilt of Earth-
A
September 22 or 23rd 12 hours/12 hours Middle 0 (equator) No tilt
7
Q
Winter: Length of Day/Night- Length of Shadows in Valhalla- Where the direct rays hit- Tilt of Earth-
A
December 21 or 22nd 9/15 hours Longest 23.5 South (Tropic of Capricorn) Away from sun
8
Q
What causes day/night?
A
Rotation
9
Q
What causes the seasons?
A
Revolution
10
Q
Earth’s Motions:
A
Rotate
Revolve
11
Q
What month is Earth closest to the Sun? Farthest?
A
January
July
12
Q
How high is the noon sun June 21? (NY)
A
72 degrees
13
Q
How high is the noon sun on December 21? (NY)
A
25 degrees
14
Q
What is the annual range?
A
47 degrees
