Chemistry, 03.08.2019 01:30 peggycab4201
Explain the energy transformation that occurs when a hair dryer is plugged in and turned on. a. chemical energy transforms into electrical and sound energy. b. electrical energy transforms into mechanical and thermal energy. c. mechanical energy transforms into chemical and electrical energy. d. thermal energy transforms into electrical and gravitational energy.
Answers: 1
Chemistry, 22.06.2019 07:00
Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
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Using data from seismic waves, geologists have learned that earth’s interior is made up of several
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Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.
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A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy
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Explain the energy transformation that occurs when a hair dryer is plugged in and turned on. a. chem...
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