Qualitative Obervation

An observation that does not involve

measurments or numbers.

Quantitative Observation

An observation that involves

measurments or numbers.

Microscope

A tool that makes small things look bigger.

Balance

A tool that measures an object's mass.

 Graduated Cylinder

A tool used to make quantitative

observations of the volume of liquids.

Investigation

A procedure carried out to gather

data about an object or event.

Inquairy

An organized way to gather

info and answer questions.

Experiment

A test you carry out under controlled

conditions to test a hypothesis.

Dependent Varrible

The factor in an experiment that you

measure and that may change because

of what you are testing.

Controlled Varibles

The factors of an experiment that

remain the same so that the

dependent varible can be measured.

Conclusion

A decision you make, based on info.

Classify

To group or organize objects or

events into catigories, based on

criteria that are similar.

Criteria

The specific qualities that allow

you to group items together.

Hypothesis

A testable possible answer

to a scientific question.

Evidence

Info, collected during an

investigation, to

support a hypothesis.

Scientific Method

A series of steps used to plan

and carry out an experiment.