Overview
You are encouraged to either discuss the opening topic below, or something you found interesting pertaining to the current week’s topics. You can also get credit for posts by replying to another classmate's or the instructor’s responses to contribute scientifically to the discussion. See the syllabus for further details and clarification.
Discuss two lines of evidence that Alfred Wegener used for his continental drift hypothesis.
I will post a discussion of my classmate later to write a response(100 words)