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Module 10 Questions – Spiral Arms

Module 10 Questions – Spiral Arms This discussion covers question 12, “ One reason trailing spiral arms form (and then may dissipate) in the disk of our galaxy is because stars farther from...

Module 10 Lab Questions – Globular Clusters

Module 10 Lab Questions – Globular Clusters This discussion covers Question 6, “Which type of cluster is preferentially seen away from the Milky Way in the sky but distributed about its...

What Prevents a White Dwarf Star From Collapsing?

What Prevents a White Dwarf Star From Collapsing? This discussion will dwell on Question 9, “A white dwarf star is prevented from collapsing by.” My choice was “degenerate matter.” I answered this...

Module 09 Lab Questions – Balmer Lines

Module 09 Lab Questions – Balmer Lines This discussion covers Question 7, “Contrast an A star and an M star. Which has the Balmer lines strong? Which weak?” My choice was “A Balmer strong; M...

Security Guidelines for Android and iOS

Security Guidelines for Android and iOS Android and iOS devices can adequately execute their tasks if they adhere to various security guidelines. These guidelines are often directed toward securing...