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Science Chap. 18v

idk

QuestionAnswer
What is the ability to cause change? Energy
Energy due to motion is what? Kinetic Energy
Kinetic energy depends on what? speed and mass
When objects ______ kinetic energy can be transfered collide
Stored energy due to an objects position potential energy
What is energy changes from one form to another without any energy being lost's or gained? Energy transformations
Potential energy can be transfered into what kind of energy. kinetic
The law of conservation of mass states what? the energy can never be created or destroyed it can only change form.
The total amount of energy in the universe never what? Changes
Kinetic energy can be converted into what type of energy Heat Energy
What is the measure of the average kinetic energy of an objects atom's Temp.
What is temp. measured with? Thermometer
what scale is the freezing point of water measure in? Fahrenheit
What is the transfer of energy from one object due to another due to a difference in temp. heat
the flow of heat stops when what happens when two objects have the same temp.
Heat can be _____ in three different ways. transfered
the transfer of energy when two objects to collide conduction
the transfer of heat particles move between objects or areas that differ in temp. most common in gases and liquids convection
energy that is transfered by waves radiation
chemical reactions can what? transform energy
what are broken down or are formed in a chemical reaction compound
energy in chemical bonds is a form of potential energy called what? chemical energy
in every chemical ________________ energy is transformation occur Reaction
to break chemical bonds what must be added? energy
when chemical bonds are formed what is released energy
reactions that absorb energy endothermic
reactions the release energy exothermic
chemical reactions occur at different rates a ______ changes the rate of the chemical reaction catalyst
Created by: Jack12
 

 



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