And here is a TED-Ed on the strengths and weaknesses of acids and bases.
Click here for the Online radiation quiz from Hanford and OMSI. Be sure to write down the numbers that apply to you.
If you are finished…
C2. Take a Radiation Quiz à “How Stuff Works Radiation Quiz” http://science.howstuffworks.com/nuclear-radiation-quiz.htm
C3. Try running a Nuclear Power Plant à “Kennesaw Nuclear Demo”
C4. Try detonating a Nuclear Bomb à “Nuclear Bomb Simulation” https://nuclearsecrecy.com/nukemap/
People often ask about Chernobyl and here is a TEDtalk about the people who refused to relocate. There is also a lot of information here at National Geographic.