What causes day and night?

1
What causes day and night?
140
130
120
70
60
50
40
30
10
9
8
7
6
5
4
3
2
0
180
80
20
160
90
170
150
110
100
1
Seconds Left
2

• The spinning of Earth on its axis, or rotation,
  causes day and night.

3
Draw a diagram showing illustrating day and night
on Earth.
140
130
120
70
60
50
40
30
10
9
8
7
6
5
4
3
2
0
180
80
20
160
90
170
150
110
100
1
Seconds Left
4
http//starchild.gsfc.nasa.gov/docs/StarChild/ques
tions/question31.html
5
Why do days get longer in the summer?
140
130
120
70
60
50
40
30
10
9
8
7
6
5
4
3
2
0
180
80
20
160
90
170
150
110
100
1
Seconds Remaining
6
During summer in the northern hemisphere, the
daylight lasts more than 12 hours because the sun
is at its northernmost position from the
equator. 
7
140
130
120
70
60
50
40
30
10
9
8
7
6
5
4
3
2
0
180
80
20
160
90
170
150
110
100
1
Seconds Left
8
(No Transcript)