science for sixth graders
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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What is the softest mineral? | Talc
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What is the Hardest mineral that can scratch a steel file? | Diamond
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How many known minerals are there? | 4000
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Can minerals be man-made? | no
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Can minerals be made from once living things? | No
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What are the three main types of rocks? | Igneous, Sedimentary, and Metamorphic
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What gives a rock it's texture? | Grains
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What three characteristics do geologists use to determine the rock? | Color, Texture, and Mineral Composition
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How do igneous rocks form? | When molten material cools and hardens
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If a mineral has high silica content, what color is it? | The color would be light
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What is the difference between extrusive and intrusive rock? | Extrusive Rock- rock formed from lava that flowed out of a vent onto Earth's surface
Intrusive Rock- rock formed from magma that hardened within Earth's interior
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Two ways minerals form | When molten rock cools and when water that has atoms dissolve elements in it, evaporate away. Solids are left behind and crystalize.
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how does igneous rock form? | Forms when magma cools
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how does sedimentary rock form? | When particles of rocks, plants, and animals are cemented together
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How does metamorphic rock form? |
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What are five characteristics to tell if a rock is a mineral? | Naturally Solid Crystal Structure unique composition and inorganic (cant be made from something once living
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If you can see the grains easily on a rock, what type of grains does it have? | Coarse
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If you cannot see the grains easily on a rock, what type of grains does it have? | Fine
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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:
ruby.mccook
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