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Cosmic Rays and Solar Cells
In this cosmic rays and solar cells instructional activity, students read about how cosmic rays damage the electrical output of solar cells over time on satellites. Students use a graph of the solar power output compared to the year for...
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Single Event Upsets in Aircraft Avionics
In this aircraft avionics worksheet, science fans read about the first unmanned air vehicle that collects data about the Earth and is subject to damage by cosmic ray showers. Pupils analyze two graphs of data showing the neutron flux vs....
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Fermi Detects Gamma-Rays from Messier
In this power law function worksheet, students use data from the Fermi Gamma-Ray Space telescope to apply the power law function to physical phenomena. Students use a graph to solve four problems.
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Calculating Total Radiation Dosages at Mars
In this Mars radiation worksheet, students use data from the Mars Radiation Environment Experiment to solve 4 problems. They determine the total radiation dosage during a specific period of time, they determine the dosage during the...
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Cosmic Bar Graphs
In this cosmic bar graph worksheet, students solve 2 problems using given bar graphs that plot the number of galaxies vs. the galaxy type and the number of gamma-ray bursts vs. the burst classification. Students find the fraction of...
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Background Radiation and Lifestyles
In this radiation and lifestyles worksheet, students are given 5 problems about a person which indicate her exposure to radiation. Students calculate her total dosage to radiation in each problem based on her exposure.
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Correcting Bad Data Using Parity Bits
In this parity bits worksheet, students read about pixels and data strings. Students are given 2 data strings that are corrupted by cosmic ray glitches and they identify the bad data and create a valid data string.
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The Hand of Chandra!
In this nebula worksheet, learners read about the Chandra X-ray Observatory that captured the given image of a pulsar and its nebula. Students solve 3 problems including using similar triangles and proportions to find the image width,...
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Communication Satellites
In this communication satellites learning exercise, students complete a table showing the satellite, the lifespan of the satellite, the number of transponders on the satellite and the cost of the satellite. Students determine the retire...
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Scientific Notation III: Linear vs Exponential
Young scholars after investigating examples of exponential growth students have an intuitive feel for the concept of exponential growth of a system.
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Changes in Force, Motion, and Energy
Eighth graders construct various machines and compare the work done by them.
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Scientific Notation II: The Mantissa
Students after completing the Part II (of 2) scientific notation online lab exercises, manipulate and interpret large numbers expressed in the "mantissa and exponent" format of scientific notation.
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Scientific Notation I: The Exponent
Learners manipulate and interpret large numbers expressed in the "exponent" format of scientific notation.
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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...
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Number Sentences Puzzles
In this number sentence puzzle worksheet, students are given 2 number sentences and they determine which stories match the sentences. They are also given a story and they determine which number sentence matches the given story.