| Term | Definition |
|---|
| observation | information about objects, events, phenomenon using directly one or more senses. |
| qualitative observation | You describe the characteristic |
| quantitative observation | numeric in character; uses measuring devices |
| qualitative observation | Descriptive in nature |
| comparing | involves observing of two or more objects |
| classifying | Grouping objects based on common properties/familiarities |
| graph | diagram/drawing of some information at a glance |
| line graph | shows trends, patterns, or changes over time |
| bar graph | compares things that have been counted or measured |
| pictograph | uses pictures to represent a numerical value |
| pie graph | compares the relative sizes of things |
| grid | equally spaced lines[horizontal and vertical] |
| x | axis of a graph[horizontal] |
| y | axis of a graph[vertical] |
| directly proportional | when the IV increases[ribbon] the DV[time] also increases |
| hypothesis | educated guess |
| controlled experiment | In this experiment, one of the conditions or factors that may affect the results of the experiment is manipulated while others are held constant. |
| trials, controls, variables | What does experiment have? [3] |
| trials | are the number of times the experiment is repeated |
| controls | are factors that are kept throughout the experiment. |
| variables | are the factors that change during the experiment |
| independent variables | are those that the experimenter himself is changing |
| experimental variables | other name for independent variables |
| dependent variables | are those factors that change because of changes in the independent variable |
| conclusion | is a statement about the results of the experiment |
| Law of Gravity | it describes how objects behave when they fall |
| law | only describes what happens; it does not explain why something happens |
| theory | a hypothesis that has been tested many times under many different conditions and has been found to explain a froup of observations |
| model | is a description, picture or idea about something that cannot be viewed directly |
| communicating results | when one forecasts events based on observations, he/she is making a... |
| technology | is the application of science in daily life |
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