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 Flashcards Matching Hangman Crossword Type In Quiz Test StudyStack Study Table Bug Match Hungry Bug Unscramble Chopped Targets

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# 8th gr Science

### Work & Energy

QuestionAnswer
the scientific study of matter, energy, space, time and the relations between them physics
the use of force to move an object over a distance work
the unit used to measure work joule
one ____ of work is done when a force of one newton moves an object has due to its position joule
stored energy or the energy an object has due to its position potential energy
the energy of motion kinetic energy
a moving object has the most __________ at the point where it moves the fastest kinetic energy
a combination of kinetic energy and potential energy an object has mechanical energy
a law stating that no matter how energy is transferred or transformed, all of the energy is still present in one form or another Conservation of energy
the rate at which work is done power
the unit used to measure power watt
one __ is equal to one joule of work done in one second watt
the unit of measurement for engines in one second horsepower
one ______ equals 745 watts horsepower
states that energy can be transferred, transformed, but never lost law of conservation
potential energy is transformed into ______, which is energy of motion kinetic energy
_____ is the rate at which work is done power
equals force times distance work
two factors needed to know to calculate how much was done in any situation size of force and distance over which the force was applied
newton meter joule
the energy associated with electrical and magnetic interacations electromagnetic energy
stored energy potential energy
the potential energy stored in the nucleus of an atome nuclear energy
potential energy + kinetic energy mechanical energy
energy stored in a chemical bond that holds chemical compounds together chemical energy
the energy of motion kinetic
Created by: fhershey