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Semester Test
Semester Test
23
Chemistry
11th Grade
12/18/2007

Additional Chemistry Flashcards

 


 

Cards

Term
Lambda
Definition
upside down y--Wavelength
Term
Nu
Definition
The V.--Frequency
Term
Hertz
Definition
SI Unit of cycles per second
Term
C
Definition
Constant
Term
Amplitude
Definition
The wave's height from zero to the crest
Term
Ernest Rutherford
Definition
Nuclear model of the atom
Term
Democritus
Definition
"atomos" invisible particles
Term
John Dalton
Definition
Atomic theory
Term
J.J. Thomson
Definition
Cathode ray tube
Term
Applied Science
Definition
Research that is directed toward a practical goal
Term
Chemistry
Definition
study of the composition of matter and the changes that matter undergoes
Term
Pure Chemistry
Definition
persuit of chemical knowledge for its own sake
Term
Extensive Properties
Definition
Depend upon the amount of matter
Term
Intensive Properties
Definition
Don't depend on amount of matter
Term
Physical property
Definition
Quality or condition of a substance that can be observed or measured without changing the substances composition
Term
Physical Change
Definition
Change which properties of the matter may change but the composition remains the same
Term
Heterogeneous
Definition
The composition isn't uniform throught one component can be distinguished from another
Term
Homogeneous
Definition
uniform throughout
Term
Significant figures
Definition
in a measurment include all the digits that are known, plus a last digit that is estimated
Term
Percent error
Definition
Absolute value of the error divided by the accepted value, multiplied by 100
Term
Joule
Definition
SI Unit of energy
Term
Celcius
Definition
Kelvin-273
Term
Kelvin
Definition
Celcius+273
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