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14 Cards in this Set
- Front
- Back
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conservation
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The saving of resources by using them wisely
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resource
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A material that is found in nature and is used by living things
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reuse
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To use a resource over and over
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recycle
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to reuse a resorce by breaking it down and using it to make new products
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reduce
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to use less of a resource
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humus
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Is the part of soil that is made up of dead plants and animals
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reusable resource
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A resource that can be used again and again
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nonrenewable resource
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A resource that when is used up it can't be replaced ever
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renewable resource
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A resource that can be replaced in ahuman life time
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Examples of resources
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water, air, metal, plants, animals, oil, coal, air
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Examples of renewable resources
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The energy from the sun, animals, plants, trees
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Examples of Non renewable resources
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Coal, oil, soil, metal
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Name 3 layers of soil
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First is topsoil then sub soil and finally there is bedrock. Topsoil has lots of humus. Sub soil doesn't have a lot of humus and it has small rock. finally bedrock, if you dig enough you will reach solid rock. Bedrock has no humus.
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Name and define three types of pollution
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Water pollution is when oil is spilled into the water. Air pollution is when smog is on top of the city. Land pollution is landfills.
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