BJU 6th Science- Chapter 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Natural resource | materials on earth that are available for our use
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| Renewable resource | can be replaced
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| Nonrenewable resource | cannot be replaced easily
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| Fossil fuel | formed from the remains of plants and animals buried quickly
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| Petroleum |
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| Crude oil | petroleum
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| Refinery | factory that separates crude oil into different products
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| Petrochemicals | chemicals produced from oil
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| Natural gas | fossil fuel found in a gaseous state
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| Coal | formed from plant material quickly buried in sediment
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| Uranium | mineral used to produce nuclear energy
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| Reservoir | holding area for water
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| Hydroelectric energy | produced as water flows and turns turbines
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| Geothermal energy | uses heat from the earth to produce steam
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| Wind energy | electrical energy from air movement
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| Solar energy | energy from sun
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| Mineral | solid substance found naturally in the earth’s surface (salt, sand, iron, gold)
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| Vein | concentrated areas of specific minerals
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| Ore | materials in a vein which contain usable amounts of metal
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| Smelting | process used to separate metal from ore
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| Malleable | soft and shapeable metal
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| Fallow | letting fields rest for a time
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| Ground cover | low growing crop planted on unused fields
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| Contour plowing | method used by farmers to reduce erosion
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| Hydrosphere | all of earth’s water (lakes, oceans, streams, rivers, underground water)
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| Water cycle | path the water travels as in goes from land to sky and back
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| Saline | salty
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| Phytoplankton | small plants that make up the first link in the ocean’s food chain
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| Ground water | rain water stored beneath the surface of the ground
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| Aquifer | layers of sand, gravel or bedrock that hold and move groundwater
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| Drawdown | lowered well water level caused by increased water usage
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| Humidity | amount of water vapor in the air
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| Ice sheet | layer of ice over the land (a glacier over flat land)
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| Ice shelf | ice layer that has moved from land out into the ocean and is floating in the water
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| Iceberg | piece of ice that breaks off from an ice shelf
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| Sea ice | frozen ocean water
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| Reduce | preserving our resources by limiting the amount you use
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| Reuse | preserve our resources by finding ways to use materials again, be creative
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| Recycle | conserve resources by taking products to a recycling center where they will be remade into other products
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
MrsDunham
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