Next, we created a GTS to put in our notebooks in the form of a football field. Notice the majority of the football field is red for Precambrian time period. During most of the history of the Earth there was nothing going on. It's only within the last 500 million years that we had lots and lots of organisms develop. We then added the following events to the timeline. (attach the timeline to page 43)
1 Comment
Ashley Walsh
1/4/2019 12:11:09 pm
I couldn't sign into Discovery Education to watch the video.
Reply
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
January 2019
Categories |