Ch 16: Elements in the Universe

About This Chapter

This overview of elements in the universe can boost your understanding of cosmic recycling, radioactive decay, and more. These lessons can assist you with getting prepared to take an exam or engage in a class discussion.

Elements in the Universe - Chapter Summary

In this chapter on elements in the universe, engaging lessons will explore the idea that humans are made of recycled material. You can also improve your understanding of what electrons, protons, and neutrons are made of. After going through the lessons, you should be able to do the following:

  • Explain cosmic recycling
  • Discuss how we know what elements are in the universe
  • Compare elements on Earth and in the human body
  • List the ten most common elements in the universe
  • Define and discuss different types of radioactive decay

A short quiz is available to test your knowledge of each lesson, and the quizzes can be printed. The quizzes link back to specific topics in the video, so if you get a question wrong you can quickly review that particular topic. You can also submit questions to our instructors if you need help understanding what you've studied.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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