1.3 Thinking Like a Scientist

1) Describe how Lavoisier transformed chemistry.2) Identify steps in the scientific method.3) Explain why collaboration and communication are important in science.

A. History1. India and China

a. 400 BCb. Practical and Mythical Sidesc. Developed tools and techniques

beakers, flasks, funnels mortar and pestle Lacked logical explanations Led to chemistry

I. AlchemyNicolas Flamel - sorcerer’s stone could change metals to gold.

A. Lavoisier1. Experimental evidence must be used to explain theory.2. Led to the beginning of the Scientific Method

B. Scientific Method Steps1. Observe2. Hypothesize3. Experiment4. Develop Theories

II. Alchemy to Science

Observation

s

Hypothesis

Experiments

Theory

Scientific Law

III. The Scientific Method (pg.22)

Summarizes the results of many observations and experiments

A theory is tested by more experiments and modified if necessaryA hypothesis may be

revised based on experimental data

A. Collaboration1. Working together to increase the likelihood of a successful outcome.a. Work as a teamb. Do your part…use your strengths to help the group out.c. Learn how to improve your weaknesses

B. Communication1. Stay on topic and on course2. Face to face3. Be organized with your work

IV. Classroom Collaboration and Communication