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1st 9 wks

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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Term
Definition
lever   a strong bar that is used to lift and move something heavy  
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pulley   a wheel or set of wheels that is used with a rope, chain, etc., to lift or lower heavy objects  
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inclined plane   a sloping ramp  
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wheel and axle   a simple lifting machine  
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wedge   a piece of wood, metal, etc., with one pointed end and one thicker end that is used to split something  
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simple machine   any of the basic mechanical devices for applying a force, such as an inclined plane, wedge, or lever.  
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subsystem   a self-contained system within a larger system  
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Newtons   the standard unit of force in the International System of Units  
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engineering   the work of designing and creating structures  
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spring scale   a weighing scale with a spring on one end and a hook attached to an object at the other  
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load   something that is lifted and carried  
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mixture   something made by combining two or more ingredients  
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force   physical strength, power, or effect  
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motion   an act or process of moving  
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energy   ability to be active  
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work   to use and control  
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system   a group of related parts that move or work together  
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mass   a usually large amount of a substance that has no particular shape  
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push   to use force to move something forward or away from you  
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pull   to hold onto and move something in a particular direction and especially toward yourself  
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properties   a special quality or characteristic of something  
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processes   a series of actions that produce something or that lead to a particular result  
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matter   the thing that forms physical objects and occupies space  
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magnetism   the property of attracting certain metals  
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solid   firm or hard  
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liquid   a substance that is able to flow freely  
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gas   a substance that is like air and has no fixed shape  
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Created by: anita_brunson
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