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Transcript
Science 8 Unit: Energy Name______________________ Period_____________________ The Nature of Energy Worksheet Directions:Define the following terms. Energy__________________________________________________________________________ Kinetic Energy____________________________________________________________________ Potential Energy___________________________________________________________________ Law of Conservation of Energy________________________________________________________ ________________________________________________________________________________ Directions: In the chart below, place an X in the column that best describes the kind of energy each object has. Situation Kinetic Energy Potential Energy 1.A stretched rubber band 2.Automobile moving along level surface at constant speed 3.Rock at the edge of a cliff 4.Wound-up watch spring 5.A leaf falling from a tree Directions: Write the letter next to each definition that best describes the term. Definition Term ________6.energy caused by an objects vibrations A.thermal energy ________7.energy that comes from changes in the nucleus of an atom B.sound energy ________8.all of the kinetic energy due to random motion of the particles that make up an object C.electrical energy ________9.energy of moving electrons D.radiant energy ________10.energy of a compound that changes as its atoms are re-arranged E.nuclear energy ________11.energy travels in electromagnetic waves F.chemical energy
