Science U1
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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| pure substances | an element or compound
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| mechanical mixture | two or more substances where you can easily see the two different substances
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| solution | one substance (solute) is completely dissolved in another (solvent) and you cannot see the diffrence
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| solute | a substance (g) that can dissolve in a solvent
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| solvent | a substance (usually a liquid in ml) that a solute can dissolve into
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| concentration | the quantity of a solute in a solvent
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| solubility | how well a substance dissolves into solvent
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| viscosity | a fluids internal resistance or friction that keeps it from flowing
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| density | the amount of mass in a given volume
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| pressure | the amount of force exerted on a certain area
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| hydraulic system | a system that uses a liquid as an enclosed fluid
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| pneumatic system | a system that uses a gas as an enclosed fluid
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| Pascal's law | an enclosed fluid exerts pressure in all directions
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| unit of pressure | Pascals (P)
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| 1 Pascal = | 1 Newton of pressure exerted on one square meter
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| saturation | the point at which a solvent cannot dissolve anymore solute
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| matter | can be divided into pure substances and mixturess
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| two types of mixtures are | mechanical mixtures and solutions
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| calculating concentration | grams per milliliter (g/ml)
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| compressable | a trait of a substance at which its particles can be pushed together
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| incompressable | a trait of a substance at which its particles are physically unable to be compressed together
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| compound | combination of two or more elements (ex. oxygen mixed with hydrogen makes water)
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| water, sugar, ammonia are examples of | examples of pure substances
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| homogeneous mixture | two or more of the same substance mixed together together so that they cannot be separated or seen
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| heterogeneous mixture | two or more of a different substances mixed that can be easily seen and can be separated with a filter
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| evaporation is a way of seperating | a solute from a solvent by using heat
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| distillation is a method of | separating a solution of two different liquids depending on their boiling point
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| unit of force | Newton (N)
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| unit of area | meter squared
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| buoyancy | an upward force that is the opposite to gravity
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| insoluble | when a solute cannot dissolve into a solvent
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| temperature | the rate (speed) at which a solute dissolves into a solvent
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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.
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