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74 Cards in this Set

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a heterogenous mix consisting of small particlaes spread throughout a liquid or a gaseous medium from which the will eventually settle out
suspension
the substance that does the dissolving in a solution
solvent
the substances that is dissolved
solute
a homogenous mix of two or more substances
solution
dissolvable
soluble
the process whereby a solvent breaks up an ionic solid
dissaciation
a molecule that has partially charges electrical poles
polor molecules
a molecule that has both neg and positive charged poles caused by the unequal distibution of electrons
dipole
homogenous mixture of metals
alloys
a solution with a liquid solute and a solid solvent
amalgam
a molecule that has both neg and positive charged poles caused by the unequal distibution of electrons
dipole
the process whereby a solvent breaks up an ionic solid
dissaciation
quantites that express magnitude only
scalars
quantites that express direction and magnitude
vectors
as a part of velocity which describes size and direction
magnitude
the rate at which an object changes position in a specified direction
velocity
distance divide by time equals speed or velocity

d=d/t
average speed
the rate at which an object changes position
speed
a change in position of an object
displacement
a system of reefence point from which the position of motion of an object can be determined
frame of reference
a system of reefence point from which the position of motion of an object can be determined
frame of reference
the branch of mechanics that descibes how things move
kinematics
the brach of mechanics that descibes why things move
dynamics
the study of motion
mechanics
a substance that does notconduct electricity or heat very well
insulators
any substance that will allow the flow of thermal energy: in electricity' a substance that holds its valence electonrs loosely allowing the flow of electricity
conductor
when two objects in contact are the same temp. and conduction stops
thermal equilibrium
the flow of thermal energy from an object to another object to another object trough contact
conduction
the energy stored in food
kilocalorie(kcal)
the amount of thermal energy requires to increase the temp. of 1g of water 1 degree C
calorie cal
the measure of the average kineticc energy in a material
temp.
identifies the thermal energy of an object with the motions of its particles
kinetic theory of thermal energy
a theory that defines thermal energy as a substance that flowed from hot bodies into cold bodies
caloric theory
the kinetic energy present within th eparticles of matter:the transfer of themal neergy
heat
energy the is stoed in a magnet and its in a surrounding feild
magnetic energy
energy the is associated with the flow of charges particles through a conductor
elcetrica energy
process by wher plants convert ligt energy into chemical energy
photosynthesis
energy that is stored in the position of electrons is an atom
chemical energy
energy that is stored in the position of electrons is an atom
chemical energy
the total energy particles on a object related to the motion of the molecules or ion in matter
thermal energy
the theory tof matter that descibres the states of matter in terms of attrctive forces and kinetic energy
kinetic energy
energy of position stored energy
potential energy
the ability to do work
energy
the effect wherby a solute lowers the freezing point of the solvent in which it is dissolved
freezing point depression
the effect whereby a solute raises the boiling point of the solvent which it is dissolved
boiling pint elevation
a method of determining the concentration of a solution by comparing the density of the solution to the density of water
specific gravity
a method of expressing the concentration of a solute as a percentage of the total mass of the solution
percentage by mass
the greater the pressure on a liquid, the greater the amount of gas that will remain dissolved in that liquid at any given temerature
Henry's law
a decomposition reaction that decomposes the reactants by an electric current in solution
eloctrolysis
the greater the pressure on a liquid, the greater the amount of gas that will remain dissolved in that liquid at any given temerature
Henry's law
reactions that decompose of take apart the formula units or molecules of a substance
decompostion reactions
reactions that combine two or more substances into one or more complex compound
combination reactions
a number used as a multiplier in measuring the change in some property of the substance
coefficient
a substance (on the right hand side of the equation) that is produced by a chemical change
products
a substance (on the left-hand side of an equation) that undergoes a chemical change
reactant
reaction in which one element is an exsisting compound is replaced by another element
single replacement reation
reaciont that requires energy
endo thermic reaction
a reaction that gives off thermal energy
exothermic reaction
a solid formed during a reaction in soluble in water
precipitates
reaction in which two ionic compound switch cations and anions with each other
double replacement reaction
substances that cannot be broken down in water
in soluble
having dissolved more than a normail amount of solute in a given amount of solvent
supersaturated
containing max amount of solute that can be dissolved in a given amount of solvent under normal conditions
saturated
the property that allows 2 liquids to be soluble in each other
miscibility
the max amount of solute that can dissolved in a given amount of solvent under normal conditions
solubility
using the force of light waves to propel oblects through space
solor sailing
energy can be trensferred from one object to another with out a change in total momentum of the entire system
conservation of momentum
mass multipied by velocity a quantiy of motion
momentum
the energy that is stored in a nucleus of an atom
nuclear energy
energy that is produced by vibrating matter and transmitted through a medium
sound energy
the energy that an object possesses b/c of its motion or its potential to move
mechanical energy
energy that must be transferred to other forms
radiant energy
energy can be changed from on form to antother but can neither be created nor destoryed
law of conservation of energy
the SI unit of energy : equal to 1 newton of work
joule