Curated OER
The Radium Girls
In this radium worksheet, 7th graders determine the substance used to make the dials of watches glow in the early 1900's. Then they explain why radium glows and what the three most common types of emissions from radioactive nuclei and...
Curated OER
An Introduction to Space Radiation
In this space radiation worksheet, students read about the various types of radiation humans are exposed to. Students answer 5 questions based on the reading. They calculate the amount of energy gained when exposed to a certain amount of...