https://docs.google.com/document/d/1zx06QqZN5gKCDI8kwQC7WmT2QHJPkY08GM13qf4RCn0/edit?usp=sharing
Lesson Plan..
find an article about "yuri milner space chip alpha centauri"
print this poster and the article.
...
Ask students to calculate how long it will take a space chip to travel to Alpha Centauri if the chip travels at 37,000 miles per second (1/5 of the speed of light)...