Curated OER
What Do People Know About Radon?
In this radon worksheet, students read a short newspaper article about radon. Students complete 7 pages of exercises about the article. Students answer questions, define words, conduct a survey and tally the data.
Upper Canada District School Board
Tom Stretton's Chemistry Pages: The Noble Gases
Through an online slideshow format, learn about the chemical properties and practical uses of the noble gases. Includes questions at end.