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is a quantity that measures the effects of a force acting over a distance |
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| is a quantity that measures the rate at which work is done |
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| measures how much a machine multiplies force or distance |
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| power is calculated by deviding work by |
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| Horsepower is the common unit of power in rating engines.However, the official SI unit of power is the |
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| All levers have a rigid arm that turns around a point |
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| defined as a machine made up of more than one simple machine |
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| is an inclined plane wrapped around a cylinder |
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| defined as the ability to do work |
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| the formula for calculating energy can be written as |
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| stored energy resulting from the relative positions of objects in a system |
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| energy of a moving object due to its motion |
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| The sum of the kinetic and potential energy of large-scale object objects in a system is called |
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| measures the ratio of useful work output to work input |
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| is being done only when force causes a change in the motion of an object in the direction of the applied force |
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| Work is calculated by multiplying..... |
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| What is the SI unit for work? |
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| The SI unit for power is... |
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| the equation for measuring power is work/time |
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| Simple machine are divided into two familys inwhich they are categorized |
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| wedge,screw,levor,wheel&axel,pully,inclined plane |
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| helps us do work by making it easier |
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| A simple machine that consist of rigid object and a fulcrum is called |
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| multiplies pulleys are sometimes put together in a single unit called a |
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| the steering wheel of a car is an exmaple of what kind of simple of simple machines? |
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| a wheelchair ramp is an example of an ... |
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| is a modified inclined plane |
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| an ex blade is an example of |
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| a spiral staircase describes what time simple macine? |
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| combines two or more simple machine |
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| what does the law of conservation of energy state? |
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| energy cannot be created or destroyed |
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| list the two types of energy. |
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| energy of position is known as |
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| energy in motion is called |
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| list four forms of energy |
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| electrical, thermal, machanical,magnetic |
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| The SI unit for measuring energy is |
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| Another name for thermal energy |
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| Energy stored in the nucleus of an atom is |
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| Radiant energy is also called |
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