In this supernova worksheet, students read about the expanding supernova shell that was discovered by the Chandra X-ray Observatory. Students solve two problems including finding the scale of the given images and determining the average...

For 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...

For 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...