Star Life Cycle
Grade 7•45 minutes
Learning Objective
I can compare and contrast the life cycles of low-mass and high-mass stars.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Describe the primary difference in how low-mass stars and stars similar to our sun consume their hydrogen fuel. Why does this difference lead to vastly different lifespans?
2. Explain why a star increases in luminosity as it ages and begins to run out of hydrogen fuel in its core.
3. What is the main element that accumulates in the core of a star like our sun as it fuses hydrogen? What happens when the star runs out of hydrogen to fuse?
...and 4 more questions
Educational Video
Low Mass Stars: Crash Course Astronomy #29
CrashCourse