basics
small, bound together, compose all matter
What are atoms?
creator of atomic theory
explained all matter was composed of small, indestructible particles (atoms)
Who is John Dalton?
seeks to understand how matter behaves by studying how atoms and molecules behave
What is Chemistry?
measuring some aspect of an object
What are observations?
atoms combined together
What are molecules?
creator of Law of Conservation of Mass
measured property of mass through combustion
mass of an object is a measure of the quantity of matter within it (mass remains the same)
Who is Antoine Lavoisier?
attachments that hold atoms together
What are chemical bonds?
tentative interpretations
What is a hypothesis?
produce knowledge as the result of the senses
Observation, Hypothesis, Experimentation, Laws, Theories
What is thee scientific method
tests hypothesis
What is an experimentation?
involves measurement as part of observation
allows you to specify the difference precisely
What is quantification?
summarize results of observations
What are laws?
models that explain, causes of observations and laws
What are theories?