a series of steps followed to solve problems including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions
An act of noting and recording an event, characteristic, behavior, or anything else detected with an instrument or with the senses.
observations that describe, sight, sounds, smells, and textures.
Can be measured, expressed in numbers that include records or time, temperature, mass, distance, and volume
expectation of what will be observed or what will happen.
a tentative explanation, educated guess that can be tested. IF, THEN, BECAUSE statement.
logical conclusion drawn from available evidence and prior knowledge. Made from observations.
a slanted point of view, or personal prejiduce. Can affect the conclusions of a researcher.
to examine part of something.
to judge something on the criteria you have established.
information that is strictly defined and proved true.
a statement that expresses belief, value, or feeling.
chart to organize and record measurements that you make.
show relationships between variables. Changes over time.
pie chart, data in a circle. Used only when data is expressed in percentages of a whole.
lengths of the bars are used to represent and compare data. Numeral scale is used to determine length.
organized procedure to study something.
any factor (conditions, relationships) that can be changed.
factors that stay the same with control and experiment groups.
factor that you wish to test and IS manipulated so that it can be tested. Expressed after the word IF in your hypothesis.
variable that changed, factor that you measure. Expressed after the word THEN in your hypothesis.