Messenger Education
Dangers of Radiation Exposure
Gamma radiation, which is harmful, is useful in treating cancers. In the second lesson in a series of four, young scientists take surveys and calculate their yearly exposure to ionizing radiation. Then they read about how harmful their...
Curated OER
A Study of Astronaut Radiation Dosages
In this astronauts and radiation worksheet, students use a graph that shows the altitude of an astronaut versus the exposure to radiation to solve 5 problems. Students interpret the graph to express the amount of radiation at varying...
Curated OER
Atmospheric Shielding from Radiation I
In this radiation worksheet, students calculate the distance of a satellite in orbit to determine the placement of a radiation detection device. This worksheet has 2 problems to solve.
Curated OER
Book Excerpt from "The 23rd Cycle"
In this solar storms worksheet, students read an excerpt from the book "The 23rd Cycle: Learning to Live with a Stormy Star". Students answer 7 questions about the effects of solar storms on radiation exposure, health risk of airline...
Curated OER
Having a Hot Time on Mars!
In this cosmic radiation on Mars activity, students study a radiation map of Mars taken by the MARIE instrument on the Odyssey spacecraft. Students answer 4 questions using the radiation map and they answer questions about the exposure...
NASA
Nasa: Los Misterios Del Cancer
One of the greatest dangers of space travel is the development of cancer through exposure to radiation in space. Scientists discuss studies of the development of cancer and its relation to this particular type of radiation.
NASA
Nasa: Repair Shops for Broken Dna
Discover more about the late-breaking research into DNA repair shops located in the cell. The work is being done by NASA scientists who are interested in the effects of radiation on astronauts. (Nov. 7, 2007)