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124 Cards in this Set

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Solid
the state of matter that has a definite shape and volume
Crystalline solid
a substance that is made up of crystals in which the particles are arranged in a regular, repeating pattern
Salt, sand
Amorphous Solids
a solid made up of particles that are not arranged in a particular pattern
glass, rubber
Melting point
the temperature at which a substance changes forma liquid to a solid
liquid
a state of matter that has a definite volume but not a definite shape
viscosity
the resistance of liquids to flowing
gas
the state of matter which has neither a definite shape or volume
temperature
the measure of the average kinetic energy of the particles in a substance
graph
a diagram that shows how two variables are related
thermal energy
the total energy of a substance or materials particlesdue to their vibration or movements
freezing
the change of state from a liquid to a solid
vaporization
the change of state from the liquid state to the gaseous state of matter (occurs throughout the whole liquid)
Remember: Vapor-all
evaporation
the change of state from a liquid to a gas that only occurs at the surface of a liquid
boiling
vaporizaton that occurs on and below the surface of a liquid
condensation
the change of state from a gas to a liquid
Solid
the state of matter that has a definite shape and volume
Crystalline solid
a substance that is made up of crystals in which the particles are arranged in a regular, repeating pattern
Salt, sand
Amorphous Solids
a solid made up of particles that are not arranged in a particular pattern
glass, rubber
Melting point
the temperature at which a substance changes forma liquid to a solid
liquid
a state of matter that has a definite volume but not a definite shape
viscosity
the resistance of liquids to flowing
gas
the state of matter which has neither a definite shape or volume
temperature
the measure of the average kinetic energy of the particles in a substance
graph
a diagram that shows how two variables are related
thermal energy
the total energy of a substance or materials particlesdue to their vibration or movements
freezing
the change of state from a liquid to a solid
vaporization
the change of state from the liquid state to the gaseous state of matter (occurs throughout the whole liquid)
Remember: Vapor-all
evaporation
the change of state from a liquid to a gas that only occurs at the surface of a liquid
boiling
vaporizaton that occurs on and below the surface of a liquid
condensation
the change of state from a gas to a liquid
Solid
the state of matter that has a definite shape and volume
Crystalline solid
a substance that is made up of crystals in which the particles are arranged in a regular, repeating pattern
Salt, sand
Amorphous Solids
a solid made up of particles that are not arranged in a particular pattern
glass, rubber
Melting point
the temperature at which a substance changes forma liquid to a solid
liquid
a state of matter that has a definite volume but not a definite shape
viscosity
the resistance of liquids to flowing
gas
the state of matter which has neither a definite shape or volume
temperature
the measure of the average kinetic energy of the particles in a substance
graph
a diagram that shows how two variables are related
thermal energy
the total energy of a substance or materials particlesdue to their vibration or movements
freezing
the change of state from a liquid to a solid
vaporization
the change of state from the liquid state to the gaseous state of matter (occurs throughout the whole liquid)
Remember: Vapor-all
evaporation
the change of state from a liquid to a gas that only occurs at the surface of a liquid
boiling
vaporizaton that occurs on and below the surface of a liquid
condensation
the change of state from a gas to a liquid
Solid
the state of matter that has a definite shape and volume
Crystalline solid
a substance that is made up of crystals in which the particles are arranged in a regular, repeating pattern
Salt, sand
Amorphous Solids
a solid made up of particles that are not arranged in a particular pattern
glass, rubber
Melting point
the temperature at which a substance changes forma liquid to a solid
liquid
a state of matter that has a definite volume but not a definite shape
viscosity
the resistance of liquids to flowing
gas
the state of matter which has neither a definite shape or volume
temperature
the measure of the average kinetic energy of the particles in a substance
graph
a diagram that shows how two variables are related
thermal energy
the total energy of a substance or materials particlesdue to their vibration or movements
freezing
the change of state from a liquid to a solid
vaporization
the change of state from the liquid state to the gaseous state of matter (occurs throughout the whole liquid)
Remember: Vapor-all
evaporation
the change of state from a liquid to a gas that only occurs at the surface of a liquid
boiling
vaporizaton that occurs on and below the surface of a liquid
condensation
the change of state from a gas to a liquid
Solid
the state of matter that has a definite shape and volume
Crystalline solid
a substance that is made up of crystals in which the particles are arranged in a regular, repeating pattern
Salt, sand
Amorphous Solids
a solid made up of particles that are not arranged in a particular pattern
glass, rubber
Melting point
the temperature at which a substance changes forma liquid to a solid
liquid
a state of matter that has a definite volume but not a definite shape
viscosity
the resistance of liquids to flowing
gas
the state of matter which has neither a definite shape or volume
temperature
the measure of the average kinetic energy of the particles in a substance
graph
a diagram that shows how two variables are related
thermal energy
the total energy of a substance or materials particlesdue to their vibration or movements
freezing
the change of state from a liquid to a solid
vaporization
the change of state from the liquid state to the gaseous state of matter (occurs throughout the whole liquid)
Remember: Vapor-all
evaporation
the change of state from a liquid to a gas that only occurs at the surface of a liquid
boiling
vaporizaton that occurs on and below the surface of a liquid
condensation
the change of state from a gas to a liquid
sublimation
the change of state from a solid directly to a gas without passing through the liquid state
During a phase change the ______1______ remains ________2________
1: temperature
2: constant
If the graph starts/ends at melting, what would it be if in reverse?
freezing
If the graph starts/ends at vaporization/evaporation, what would it be if in reverse?
condensation
What is on the y-axis of a graph?
the unpredictable
why do solids have a def. shape + volume?
bc their particles are packed tightly together in a fixed position
Distinct melting point
crystalline
Particlies in a _________ are in the same position adn vibrate back and forth
solid
A _______'s volume doesnt change no matter what container it is in
liquid
What does a liquid do when it is not in a container?
it spreads into a widew, shallow puddle
liquids with high viscosity flow _____
slowly
remember: higher the slower
the volume + shape of a container is determined by the __________________
container
most gases are too ___1____, ____2____, and ____3_____ to be a refridgerant coolant but almost any gas with a boiling point of -___4___ degrees ___5____ can work
1: corrosive, 2: inflammable, 3: toxic. 4: 30
5: celsius/centigrade
low viscosity liquid
water
high viscosity liquid
cold molasses
matter is either a solid, ______, or a gas
liquid
the only difference b/tw liquid and solid steel is _____________?????????
energy
getting things to change phase takes?????
energy
where does the heat go from the freezer?
into the surrounding air/room
visible steam is made up of __?
water droplets
liquid nitrogen temp. is ______??
-196 degrees celsius
78% of the air is???
nitrogen
molecules slow down when they get ____ _____?
closer together
onions in liquids become ???
brittle
pressure increases the motion of the???????/
molecules
no motion of molecules is called??????
absolute zero
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
what gas gives coke its fizz?
liquid carbon dioxide
is a gas considered matter?
yesssssss
CO2 is heavier than
air
WHAT IS CO2?
carbon dioxide
__________melts at 2100 degrees F.
brass
what phase change keeps a milk cooler working?
evaporation
what liquid evaporates faster than water
alcohol
liquid CO2 evaporates as a gas creates a _______ ______.
cooling effect
what phase change occurs in a fridge?
evaporating and condensing COILS
in the last century, where did the people get their ice?
they cut it from lakes
what phase change occured in the cold ice box?
melting
why wouldnt CO2 work as the coolant in your fridge?
bc the solid might block out the pipes
what is used today as the coolant in your fridge?
CFC - FREE
what phase of matter helps turn the fridge in and off?
liquid
how is thermal energy transferred as water becomes ice?
when the liquid water RELEASES thermal energy as it freezes
the change of state that occurs most often is from a solid to a ___1___ and from a liquid to a __2____
1: liquid
2: gas
the __1__ of a substance depends on the amount of ___2___ ____3____ it has
1: state
2: thermal + 3: energy
matter will change state if thermal energy is ____1____ or ______2_______.
1: absorbed
2: released
a substance changes from a __2___ to a ___3___as ______1_______ energy is removed from it.
1: thermal
2: gas
3: solid
melting occurs when a solid _____ thermal energy
absorbs
freezing occurs....
when a substance LOSES thermal energy
vaporization occurs when.......
a liquid ABSORBS thermal energy
condensation occurs when...
water vapor loses thermal energy and come in contact with cold glass