science vocab.
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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| flood | is a great flow of water over an area that is usually dry land.
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| weathering | A slow destructive process tats breaks down rocks.
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| mechanical Weathering | breaking of rock into smaller pieces by gravity,ice,plant roots, or other factors.
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| chemical weathering | is the changing of materials in a rock by chemical processes.
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| erosion | is the movement of materials away from one place.
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| deposition | is the materials in a new place.
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| landslide | occurs when gravity quickly pulls rocks and dirt downhill.
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| volcano | is an opening in earths crust through which steam,lava, and ashes erupt.
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| earthquake | is the shaking of earths surface caused by the relase of energy along a fault.
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| mixture | two or more substances that are mixed together but not chemically combined
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| solution | one or more substances are dissolved in another substance.
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| sifting | smaller materials pass throughout holes leaving the larger materials behind.
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| magnetism | is a force that pulls on certain objects.
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| polution | is the release of harmful things into the environment A pollutant is the substance that is released from a source of polution.
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| foltation | is the process of useing a liquid to sparate materials of diffrent densities.
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| filtaration | it seperate solid from liquads.
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| evaoration | is the changeing of liquad water to water vapor
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| chormatography | is a process of separating substances by dissolving them in special liquids.
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| solute | the substance that dissolves
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| sovent | the substance which the solute is being dissloved
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| concentration | the solution is a measure of the amount of solute compared to the amount of solvent
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| rate of solution | how quickly a solute dissolves
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| compound | a type of matter made of a combination of elements
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| Motion | is the change in position of an object
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| Point of reference | The location against which motion is measured is know as the point of reference.
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| Force | A force is a push or pull that acts on an object
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| gravity | is the force of attraction that exists between any two objects.
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| friction | is a force that resists the movement of one surface past another surface
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