Term |
Definition |
Qualitative Observation |
An observation that does not involve measurements or numbers |
Quantitative Observation |
An observation that involves numbers or measurements |
Microscope |
A tool that makes small objects appear larger |
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 |
Inquiry |
An organized way to gather information and answer questions |
Experiment |
A procedure you carry out under controlled conditions to test a hypothesis |
Dependent Variable |
The factor in an experiment that you measure and that may change because of what you are testing |
Controlled Variables |
The factors in an experiment that remain the same so that the dependent variable can be measured |
Criteria |
The specific qualities that allow you to group items together |
Classify |
To group or organize objects or events into categories, based on criteria that are similar |
Conclusion |
A decision you make, based on information |
Scientific Method |
A series of steps used to plan and carry out an experiment |
Hypothesis |
A testable possible answer to a scientific question |
Evidence |
Information, collected during an investigation, to support a hypothesis |