Minerals of Earth Test
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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| Why is using a streak more reliable in identifying a mineral than using color is? | If some types of minerals are exposed to water and air for a long period of time, they can change to a different color
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| Fluorescence | A visible light emitted by substances when subjected to an ultra-violet light
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| Cleavage | The splitting of a mineral along a smooth, flat surface
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| Ultra-Violet | A form of radiant energy having wavelengths shorter than those of visible light and longer than those of x-rays
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| Luster | The way a surface reflects light
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| Fracture | The tendency of some minerals to break unevenly along curved or irregular surfaces
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| Mineral | A naturally occurring solid consisting of a single element or compound
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| Streak | The color of a mineral in powdered form
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| Hardness | A mineral's resistance to being scratched
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| Density | The measure of how much matter is in a given amount of space
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| Silicate Minerals | Minerals that contain a combination of silicon and oxygen
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| Non-Silicate Minerals | Minerals that do not contain and combination of silicon and oxygen
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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:
aglass10
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