Why does a moving object come to a stop on a frictional surface? a. the object’s kinetic energy is transformed into mainly heat energy. b. the object’s potential energy is transformed into mainly kinetic energy. c. the object loses all its energy in deformation. d. the object’s kinetic energy is transformed into mainly potential energy.
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Porque crees que el agua no podia subir mas de 10 m de altura con ese tipo de bomba
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World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
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When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
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In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque
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Why does a moving object come to a stop on a frictional surface? a. the object’s kinetic energy is...
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