Chapter 1: The Chemical World

often visualized using graphs or images

who discovered the atomic theory

What is composed of atoms?

explains causes of observed behaviors

highly controlled observations designed to validate or invalidate hypotheses

in a chemical reaction, matter is neither created nor destroyed

first step in acquiring scientific method

summary of observed behaviors

learning to analyze and interpret data is an important scientific skill?

key characteristics of the scientific method

statement that summarizes past observations and predicts future ones is called scientific law

1 of the 3 things that chemistry requires

experiments do NOT determine validity of laws, hypotheses or theories

a tentative interpretation or explanation of the observations

everything that we can hold or touch is made of?

a way of learning that emphasizes observation and experimentation

the science that tried to understand how matter behaves & how atoms/molecules behave?

all matter is composed of small, indestructible particles called molecules

measurement of some aspect of nature

Antoine Lavoisier studied the burning of substances in closed containers. What is this called? - Read about in textbook.