Other Earth Materials: Metals and Precious Rocks


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question 1 of 3

Which of the following is NOT one of the four main Earth materials?

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1. All ores are considered to be rocks but not all rocks are classified as ores. What criteria is applied when determining whether a rock is an ore?

2. What are very rare stones that have economic value to both the miner and ultimate consumer?

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About This Quiz & Worksheet

Through reviewing this quiz and worksheet, you should gain a broader knowledge on two of Earth's naturally occurring resources: metals and rocks. You will be tested on specifics including definitions, different examples, and characteristics of each.

Quiz & Worksheet Goals

During this lesson, you will be quizzed on characteristics of resources including:

  • Precious rocks
  • Metals
  • Ore

Skills Practiced

The interactive quiz will test your study skills in regards to the following:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on some of Earth's natural resources
  • Information recall - access the knowledge you've gained regarding the attributes of ore
  • Knowledge application - use your knowledge to answer questions about the characteristics of metals

Additional Learning

To learn more about Earth's natural resources, review this lesson on Characteristics of Metals & Precious Rocks, which details the following:

  • Earth materials
  • Importance of metals to the ecosystem
  • When a rock is considered an ore
  • Types of precious rocks