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intro to I.S.

mann pnhs intro to I.S.

QuestionAnswer
which state of has a definite volume but not a definite shape? liquid
A state of matter that has a definite volume and a definite shape is known as what? solid
this state of matter has no definite volume or definite shape, what is it? gas
If an object has the ability to become in motion its known as what? kinetic energy
what is the definition of pressure? A force distributed over an area
what happens when the temperature of a gas is 0 K? The gas cools into a solid or liquid or known as absolute zero
what is the definition of Charles's law? states that the volume of a gas is directly proportional to its temperature in kelvins if the pressure and the number of particles of the gas are constant .
when the matter of the gas is inversely proportional to its pressure with the temperature of the particles are constant is known as Boyle's law
what is a phase change? reversible physical change that occurs when a substance changes from on state of matter to another
what change absorbs energy from it's surroundings? endothermic change
what happens when ice melts? the amount of energy becomes the heat fusion for water
what change release energy from its surroundings? exothermic change
changes to a liquid to a gas? vaporization
what happens when 2261 joules of energy vaporizes? the amount of energy is the heat of vaporization for water
liquid to gas? evaporation
whats the definition of vapor pressure? the pressure caused by the collisions of this vapor and the walls of the container
what happens when the grass is wet in the morning? condensation took place making the grass wet
what is the phase without changing to a liquid first? sublimation
what is the phase that changes directly to a solid? deposition
Created by: kmann44
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