Rare earth elements.....the most awesome thing you've never heard of!
It's quite likely that you've never heard of rare earth elements, but if you like electronics, odds are you count on them every day.....
Scan the QR codes above and answer the following questions on your worksheet. YOU MUST write out the question AND answer.
1. How many rare earth elements are there?
2. What two series do they appear in?
3. What group are they found in?
4. What periods are they found in?
5. What strange thing did you see in the second QR code?
1. How many rare earth elements are there?
2. What two series do they appear in?
3. What group are they found in?
4. What periods are they found in?
5. What strange thing did you see in the second QR code?
Now, learn even more about the rare earth elements by watching Chapter 10, the "rare earth" segment of Nova: Hunting the Elements! You can find chapter 10 by looking for the "Nova: Elements" app under "science".
I think some people really don't read instructions, or follow them...For extra credit draw a small smiley face on the upper right of your paper!