scientific method key terms

scientific method

a procedure or plan that scientists follow when conducting investigations

conclusion

a statement that sums up what you've learned from the experiment

experiment

a step-by-step to test a hypothesis

if......then

a well-worded hypothesis

variable

anything that can affect the outcome of an experiment

lab report

carefully written record of their findings

controlled experiment

experiment in which all the conditions except one are kept constant

inference

form a conclusion based on observations

experimental group

group in which all the changes are made

control group

group in which nothing change

theory

set of hypotheses that have been supported by testing over and over again.

constant

something that does not change

hypothesis

suggested answer to a question or problem

manipulated variable independent variable (IV)

variable that is change in an experiment

responding variable dependent variable (DV)

variable you measure or observe to obtain your results

research

looking for data that others have already obtained