All about rocks
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| What's the name of a scientist who studies rocks? | It's called a geologist.
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| Rocks are made of different what that fits together? | It is called grains.
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| Each grain is made of how many chemcal? | Each grain is made of one chemicle.
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| The chemicles in rocks are called what? | It is called minerals.
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| What is a mixture? | Two or more diferent kind of minerals that are not chemically joined to each other.
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| The combination of size and shapes of grains is called what? | It is called texture.
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| What is it called when the grains of the rock are all fit together? | It is called interlocking.
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| What is interlocking grais sometimes called? | It is called crystal.
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| Rocks made of interlocking grains are often hard or breakable? | It is often hard.
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| What rock is made of molten rock being cool down? | It is called igneous rock.
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| What rock is form when existing rock are heated and squashed? | It is called metamorphic rock.
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| What rock is form when tiny grains of existing rock became stuck together? | It is called sedimentary rock.
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| What two type of rocks are interlocking? | They are igneous and metamorphic rock.
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| Rocks made of rounded grains can absorb water because it can get into the what between the grains? | It absorbs water get in between the rock.
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| What is porous? | Rocks that have tiny holes in them.
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| What is called when water can run though the rock? | It is called permeable.
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| Rocks can be what when you slice them thinly enough? | It can be transparent.
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| What is chemicle reaction? | A reaction which new substances are made.
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| Limestone and chalk are weathered easily or difficult when rain water react with them? | They react easily whe rain water react with them.
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| Rain contains dissolved gasses from air that make it sligtly what? | Which make it slightly acidic.
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| What is physical changes? | A change that does not involve new chemicle being made.
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| When it is hot, the minerals in rocks will what? | It will expand.
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| When it is cold, the minerals in rocks will what? | It will contract.
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| What is it called when rocks are worn away or broken up by physical processes. | It is called physical weathering.
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| What is a freeze-thaw action? | When water get into a crack in a rock and freezes. The freezing water expand and makes the crack bigger.
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Created by:
kpham2
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