Day+Night+Cycle+and+the+seasonal+cycle+of+the+Earth

Task - Do make an animation/keynote presentation/comic life or flip cam video (or anything else that takes your fancy) showing why the day night cycle of the earth happens. You can do this individually or in groups of no more than 4.

Needs to have- Shows Day and Night cycles Should have - Shows day and night cycles and explains why days change lengths over a season Could have - Shows day and night cycles and explains why days change length over a season in relation to the tilt of the earth axis. Or an introduction to the lunar cycle in terms of rotation of the earth and moon.

You can use the videos below as a starting point or guide. And if you find a good web site please add it to this page so we can all share

Post your video/animation on your wiki

There are also some activities below that you can complete as part of your notes/study for this topic.

media type="file" key="Earth_

media type="file" key="Earth Rotation _amp; Revolution around a moving Sun.flv" width="360" height="270"

Below is a link to a web site that has a good explanation of why the earth has a day and night. You need to scroll to about half way down the page. There are also come interesting links within the page

[|day and night]



The following work sheet contains the key questions you ought to be able to answer for SLO 1.