Intro to Chemistry
Anything that has mass and occupies space
Matter
A material found in air, water, or soil that is harmful to humans and other organisms.
Pollutant
The pursuit of chemical knowledge for its own sake.
Pure Chemistry
What process takes place before an article is published in a scientific journal?
Review by experts in the author's field of research.
A concise statement that summarizes the results of many observations and experiments.
Scientific Law
The means by which society provides its members with those things needed and desired.
Technology
Steps for solving a numeric word problem.
Analyze, Calculate, Evaluate
A logical, systematic approach to the solution of a scientific problem.
Scientific Method
The study or carbon-based chemicals
Organic Chemistry
Applies science to the production of biological products or processes.
Biotechnology
The five traditional areas of chemistry
Organic chemistry, analytical chemistry, biochemistry, physical chemistry, inorganic chemistry
How do chemists help doctors treat patients?
They supply technology and medicines doctors use to treat patients.
Used to test a hypothesis
Experiment
Used to heat buildings, manufacture goods, and process foods. Also used to transfer people and goods between locations
Energy
The variable that is changed during an experiment
Manipulated Variable
Research that is directed toward a practical goal or application
Applied chemistry
A well-tested explanation for a broad set of observation.
Theory
2 steps in successful problem solving
Develop a plan and implement a plan.
Describe two ways chemists study the universe.
They gather data from afar and analyze matter brought back to Earth.
Large enough to be seen with the unaided eye
Microscopic
Blocks the production of a group of chemicals that cause pain. Originally used to prevent heart attacks.
Aspirin
Can only be seen under magnification
Microscopic
What role do chemists play in agriculture?
They help to develop more productive crops and safer, more effective ways to protect crops.
Steps for solving Conceptual Problems
Analyze, Solve
Physical Chemistry