Theories About How Oceans Were Formed


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question 1 of 3

Which is NOT a reason that Earth continues to have liquid surface water?

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1. What is outgassing?

2. How old are the oceans?

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About This Quiz & Worksheet

Use this quiz/worksheet combo to help you test your understanding of how oceans were formed. Some of the information you'll be assessed on includes identifying reasons the Earth continues to have liquid surface water as well as determining the age of the planet's oceans.

Quiz & Worksheet Goals

In these assessments, you'll be tested on:

  • Reasons the Earth continues to have liquid surface water
  • Outgassing defined
  • Age of the world's oceans
  • Location of most of Earth's water
  • Facts about how the oceans were formed

Skills Practiced

This quiz and worksheet allow students to test the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on how the oceans were formed
  • Critical thinking - apply relevant concepts to examine information about the age of the Earth's oceans in a different light
  • Information recall - access the knowledge you've gained regarding the location of most of the planet's water
  • Knowledge application - use your knowledge to answer questions about the reasons the Earth continues to have liquid surface water and the phenomenon of outgassing

Additional Learning

To learn more about the Earth's history, review the accompanying lesson on How Oceans Were Formed. This lesson covers the following objectives:

  • Know how old the Earth's oceans are
  • Compare the oceans' age to the Earth's age and explain two theories about how the oceans formed
  • Describe outgassing
  • Relate three characteristics of our planet that allow for its retention of surface water