4th Grade Rocks and Minerals
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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| Formed from liquid rock | Igneous Rock
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| Formed from Heat and Pressure | Metamorphic Rock
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| Formed from layers of sediment being pressed together | Sedimentary Rock
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| Hardness | is determined by observing the ease or difficulty which one mineral is scratched by another
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| luster | refers to how light is reflected from the surface of a mineral. The two main types are metallic and nonmetallic.
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| Cleavage | breaks into pieces with straight lines
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| Fracture | breaks with jagged edges
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| Streak | Color of crushed mineral powder. It may be different than color of the mineral.
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| physical weathering | breaking down of rock by wind, water, ice, temperature change, and plants
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| erosion | movement of rock by gravity, wind, water, and ice
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| magma | liquid rock inside the earth
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| lava | liquid rock that flows outside the earth
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| metamorphic | means changed
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| humus | decaying pieces of plants and animals
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| organic | meansfrom living things
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| inorganic | means from nonliving things
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| Rocks are made up of | one or more minerals
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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.
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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:
wjewell
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