chapter 1 vocab Flashcards
(22 cards)
the variable that is observed during the experiment (dependent variable)
responding variable
a concise statement that summarizes the results of many observations and experiments
scientific law
a well test explanation for a broad set of observations
theory
applies science to the production of biological products or processes
Biotechnology
the study of the composition of matter and the changes that matter undergoes
chemistry
a proposed explanation for an observation
hypothesis
the pursuit of chemical knowledge for its own sake
pure chemistry
the area of study that focuses on the composition of matter
analytic chemistry
research that is directed toward a practical goal or application
applied chemistry
the study of substances and processes occurring in living things
biochemistry
a procedure that is used to test a hypothesis
experiment
the study of chemicals that, in general, do not contain carbon
inorganic chemistry
the world of objects that are large enough to see with the unaided eye
macroscopic
the world of objects that can be seen only under magnification
microscopic
The variable that you change during an experiment (independent variable)
manipulate variable
when you use your senses to obtain information
observation
the study of all chemicals containing carbon
organic chemistry
the area that deals with the mechanism, rate, and energy transfer that occurs when matter undergoes a change
physical chemistry
A material found in air, water, or soil that is harmful to humans or other organisms
pollutant
the means by which a society provides its members with those things needed and desired
technology
A logical, systematic approach to the solution of a scientific problem
scientific method
anything that has mass and occupies space
matter
