scientific investigation Flashcards
plan for asking questions and testing possible answers
scientific investigation
act of noting & recording an event, characteristic behavior
observation
method of reasoning; logical procedure for choosing an answer to a question
scientific method
conclusion about an observation
inference
expressed in numbers, records if time, temperature, mass, distance & vol.
quantitative observation
includes descriptions of sight, sound, smell & texture
qualitative observation
predicts the results expected from a research study
hypothesis
explanation supported by results of many experiments
theory
describes behavior of something in nature
scientific law
one factor can change in an experiment
independent variable
factor or outcome that will be measured in an experiment
dependent variable
a group use for comparison
control group
group exposed to the factor being tested
experimental group
factors in experiment that stay the same
constants
ability to analyze & evaluate data & conclusion; looks for inconsistencies
critical mindedness/ thinking