unit 1 experimental design Flashcards
gram
metric unit used for MASS.
liter
metric unit used for VOLUME.
meter
metric unit used for DISTANCE.
hypothesis
a guess made off observations of a environment.
independent variable
variable changes in a experiment.
dependent variable
variable that changes due to the state of the independent variable.
control group
a group used to compare against the experimental group.
experimental group
a group that is changed for a investigation.
constant variable
conditions that remain the same in a experiment.
procedure
necessary steps to conduct a experiment.
conclusion
a analysis of results and data
inference
a conclusion drawn from results and data
qualitative data
quality or physical characteristics measured in a lab.
quantitative data
numbers or amounts measured in a lab.
scientific law
a scientific statement that has been proven accurate.
scientific theory
a theory supported by a hypothesis and multiple trials.
line graph
organized data chart into linear trends
bar graph
organized data charts used with bars (often different trial groups)
