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# Science Vocab.

### Includes many 6th grade science words

Term | Definition |
---|---|

accuracy | a description of how close a measurement is to the true value of the quantity measured |

complex technology | a form of technology that is made of carefully designed pieces and are extremely complicated |

data table | a table or chart used to organize information gathered in an experiment |

dependent variable | the factor that changes as a result of manipulation of the independent variable in an experiment |

empirical evidence | the observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations |

engineering | the application of science and mathematics to solve real-life problems |

experiment | an organized procedure to study something under controlled conditions |

graph | a picture or diagram used to organize data |

prediction | a guess of what will happen in the future |

quantitative observation | an observation that has anything to do with numbers |

range | the distance between the highest and lowest in a set of numbers |

mode | the most commonly used number in a set of numbers |

median | the number closest to the middle of the range in a set of numbers |

bar graph | a type of graph used to compare numbers with each other |

hypothesis | an educated guess |

uncontrolled variable | a variable in an experiment that happens unexpectedly and wasn't part of the original experiment |

histogram | a type of bar graph that shows the frequency of data within equal intervals |

increments\intervals | the number of advancement on each axis in a graph |

independent variable | the variable that is purposely manipulated |

inference | a guess made using data or observations |

controlled variable | the variable that stays the same within experiments |

line graph | a graph that shows the incline or decline of the data represented in the graph |

observation | data gathered during an experiment using the senses |

pie chart\circle graph | a graph that shows each number as part of a whole, or demonstrates their percentage in the group |

simple technology | tools that are easily made and do not have many parts |

precision | the exactness of a measurement |

prototype | the original representation of an idea or invention |

pseudoscience | explanations of the natural world that commonly are not logical, and are assumed true because they are not proven false |

metric system | the most commonly used system of measurement around the globe |

qualitative observation | an observation made by using the senses |

science | the systematic study of the natural world |

T chart | a chart made by two columns where the title is separated from the data by a horizontal line and the columns are separated by a vertical line intersecting the horizontal line, forming a T. |

technology | tools made to make life easier |

x axis | the horizontal axis on a graph |

y axis | the vertical axis on a graph |