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30 Terms
1
Heat energy
________ can flow in or out of the system depending on whether the system or surrounding is warmer.
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2
chemical bond
A(n) ________ is a form of Potential Energy.
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3
Heat
________: form of energy that is transferred from a body at a high temperature to a body at a lower temperature.
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4
Surroundings
________: the rest of the universe other than the system.
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5
Energy
________ can be converted from one form to another, but never lost.
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6
Exothermic process
________: heat flows out of the reaction system into the surroundings.
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7
Endothermic process
________: heat flows from the surroundings into the reaction system.
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8
Energy
________: the capacity to do work or generate heat.
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9
Energy
the capacity to do work or generate heat
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10
Energy Measurements
Calories (Cal) or Joules (J)
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11
Law of Conservation of Energy
Energy is neither created or destroyed
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12
Potential Energy
energy that results from an objects position or configuration
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13
Kinetic Energy
the energy of movement
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14
Thermal Energy
A type of Kinetic energy
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15
Heat
form of energy that is transferred from a body at a high temperature to a body at a lower temperature
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16
System
part of the universe upon which we focus our attention
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17
Surroundings
the rest of the universe other than the system
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18
Endothermic process
heat flows from the surroundings into the reaction system
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19
Exothermic process
heat flows out of the reaction system into the surroundings
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20
Energy
the capacity to do work or generate heat
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21
Energy Measurements
Calories (Cal) or Joules (J). 4.184 J = 1 Cal
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22
Law of Conservation of Energy
Energy is neither created or destroyed. It is always conserved during a change. Energy can be converted from one form to another, but never lost.
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23
Potential Energy
Energy that results from an object’s position or configuration. A chemical bond is a form of Potential Energy.
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24
Kinetic Energy
The energy of movement. The energy which a mass possesses due to its motion.
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25
Thermal Energy
A type of Kinetic energy. The motion of atoms.
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26
Heat
Form of energy that is transferred from a body at a high temperature to a body at a lower temperature.
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27
System
Part of the universe upon which we focus our attention. Heat energy can flow in or out of the system depending on whether the system or surrounding is warmer.
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28
Surroundings
The rest of the universe other than the system.
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29
Endothermic process
Heat flows from the surroundings into the reaction system.
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30
Exothermic process
Heat flows out of the reaction system into the surroundings.
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