Today we will be working on your research essays.
RFotD: Because light takes time to reach us, everything we see is in the past. The sun you can see out of the window is 8 minutes and 20 seconds old. The light from our nearest star, Proxima Centauri, is 4 years old. Read the explanation here.
Homework: Read for 30 minutes.
No comments:
Post a Comment