Term | Definition |
observing | using 1 or more of your senses to gather info. |
inferring | when u explain or interpret the things u observe |
predicting | making a statement or claim about what will happen in the future |
classifying | grouping together of items that are alike in someway |
making models | creating representations of complex objects or proceses |
evaluating | comparing observations and date to reach a conclusion about them |
mass | the amount of matter in an object |
weight | a measure of the force of gravity acting on a object |
volume | amount of space an object or substance takes up |
density | measure of how much mass is contained in a given volume |
accuracy | how close a measurment is to the true value |
precision | how close a group of measurments are to eachother |
mean | numerical average in a set of date |
median | the middle number in a set of data |
mode | number that appears the most in a list of numbers |
range | difference between the largest and smallest value |
hypothesis | possible answer to a scientific question |
independent variable | the 1 variable that is purposely changed to test a hypothesis |
dependent variable | the factor that may change due to theindependent variable |
controlled experiment | an experiment where only 1 variable is manipulated at a time |