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|  | Java Games: Flashcards, matching, concentration, and word search. |  |  
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 | Natural resource | something that comes from the Earth that people use, such as minerals, water, fossil fuels, and food sources |  | Recycle | to change something so that it can be reused |  | Renewable resource | a resource that can be replaced over time (such as wood, water, wind, and sunlight) |  | Reuse | to use something again |  | Reduce | to use less of something; not to waste something |  | Nonrenewable resource | a resource that cannot be replaced once it is used up |  | Fossil Fuels | nonrenewable natural resources (such as coal, oil, and natural gas) that develop over millions of years from decayed plants and animals |  | Extinct | the term used to describe an animal species that has completely died out and no longer exists |  
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