Day and Night Viewed from Space
Consider the question you are trying to answer: Why are there more daylight hours in summer than in winter?
Use information about Earth and the Sun to help you answer the question. Watch the video below. Observe how differently the Sun lights up the northern hemisphere in summer and in winter.
| Keyboard Shortcut | Action |
|---|---|
| Space | Pause/Play video playback |
| Enter | Pause/Play video playback |
| m | Mute/Unmute video volume |
| Up and Down arrows | Increase and decrease volume by 10% |
| Right and Left arrows | Seek forward or backward by 5 seconds |
| 0-9 | Fast seek to x% of the video. |
| f | Enter or exit fullscreen. (Note: To exit fullscreen in flash press the Esc key. |
| c | Press c to toggle captions on or off |
Complete a diagram to show the tilt of Earth in orbit during the northern hemisphere summer and winter. Click Arrange It.
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