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Physical Science
Flashcards
22
Physics
12th Grade
11/16/2011

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Cards

Term
High Cp(specific heat)
Definition
Absorbs lots of heat, takes long to heat up, contains more heat when already hot
Term
0 c
Definition
Freezing point of water.
Term
Flat line(no slope) in a heating/cooling curve
Definition
PE changes; phase change, constant  temperature, freezing or melting.
Term
Melting Point
Definition
Temperature at which something changes from a solid to a liquid
Term
Conductor
Definition
Material in which heat flows easily
Term
Heat
Definition
Total Kinetic energy
Term
convection
Definition
Liquids or gases( fluids) Transfer heat  by
Term
Larger mass one has more heat
Definition
2 containers of water at same temperature
Term
Expand
Definition
Most substances do this when heated
Term
Heat of Fusion
Definition
Heat required for melting (Change from a solid to liquid or a liquid to a solid)
Term
Joules
Definition
Unite of heat energy
Term
Low Cp( Specific heat)
Definition
Cool is faster
Term
Sloping line on a heating/cooling curve
Definition
KE changes, temperature change
Term
100 o C
Definition
Boiling point of water
Term
Boiling Point
Definition
Temperature at which a substance changes form a liquid to a gas
Term
conduction
Definition
Heat transfer by collisions between particles
Term
Temperature
Definition
Average Kinetic Energy
Term
Radiation
Definition
The way the Sun's heat reaches the Earth (electromagnetic wave)
Term
direction of flow
Definition
From a warm object to a cold object
Term
Heat of vaporization
Definition
Heat required for boiling (change from liquid to gas or gas to a liquid)
Term
Higher specific heat
Definition
Takes longer to heat up
Term
degrees
Definition
Temperature that is measured in
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