| A | B |
| observation | using your senses to study the world |
| qualitative data | descriptions of phenomenon, especially in field studies |
| quantitative data | characteristics that can be measured or counted |
| experimentation | collecting and analyzing data |
| hypothesis | a proposed answer to a scientific question that can be tested |
| theory | a proposed explanation that is supported by a wide range of evidence and has not been falsified |
| biology | the study of life |
| organism | an individual living thing |
| cell | the basic unit of life, one of the characteristics |
| atom | the basic unit of matter |
| metabolism | all of the chemical processes that build up or break down materials |
| homeostasis | the maintenance of constant internal conditions |
| evolution | a change in living things over time |
| adaptation | an inherited trait that gives an advantage to an individual organism and is passed down to future generations |
| reproduction | the ability to produce new individuals, passing on genetic information to offspring |
| peer review | fellow scientists evaluate your work prior to publication |
| independent variable | a condition that you can change in an experiment |
| dependent variable | a condition that is the response to the change and is measured |
| constant | a condition that does not change in an experiment |
| control group | a group that is kept in the same conditions but does not get the experimental treatment |