1. What field or fields of science is (are) involved in domino chain reactions?
2. If you could break any Guinness World Record, what would it be for and why?
(There is a speaker button that will allow the section to be read aloud for your listening pleasure!)
www.dogonews.com/2017/11/20/video-of-the-week-76017-dominoes-chain-reaction-sets-new-guinness-world-record