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
Details from an Exploding Star
In this nebula worksheet, students read about the Crab Nebula and calculate the average speed of the expanding gas. They determine the size of the smallest clumps of gas and they draw the diameter of the solar system to scale.
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Black Holes...V
In this black hole worksheet, students read about the black hole in the center of the Milky Way Galaxy called Sagittarius A and observe a Chandra image of the area where the black hole exists. Students solve two problems which include...
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Pulsars and Simple Equations
In this pulsars worksheet, students read about the spin rate of pulsars and they are given two equations that predict the spin rate in the future of these two pulsars. Students solve 6 problems related to the given equations and...
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Stellar Temperature, Size and Power
In this stellar temperature of stars worksheet, students use a given formula that relates the stellar light output with the surface area and temperature of a star to solve 3 problems. Students find luminosities of different stars and...
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Measuring Speed in the Universe
In this measuring speed in the universe worksheet, learners use photographs of 3 astronomical phenomena including supernova explosions, coronal mass ejections and solar flare shock waves to find how fast they move. The photographs show...
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The Stellar Magnitude Scale
In this stellar magnitude scale activity, students use a scale showing the magnitude of objects in the sky to answer 5 questions about the brightness of the moon, the planets and stars.
Curated OER
Groups, Clusters and Individuals
In this galaxies, clusters and planets worksheet, students solve 5 problems including determining sunspot groups on the sun in a particular day, finding the number of individual galaxies present, determining the number of stars in...