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Living Environment
Unit 1
| Term | Definition |
|---|---|
| OBSERVATION | use of senses to gather information touch, taste, smell, sight, hearing |
| INFERENCE | interpretation based on past experience or prior knowledge based on observation |
| HYPOTHESIS | explanation for observations if...then... statement |
| THEORY | well tested explanation that unifies many observations |
| VARIABLE | factor that CHANGES in an experiement |
| CONTROL | factor that remains the same |
| INDEPENDENT VARIABLE | variable that is being changed in an experiment (x-axis) |
| DEPENDENT VARIABLE | variable that is being measured or observed in an experiment (y-axis) |
| QUALITATIVE | data collected that is based on observations =quality...colors, smell, textures, tastes |
| QUANTITATIVE | data collected that is based on measurements =quantity...height, mass,density,speed, temperatures |
| INTERNATIONAL SYSTEM OF MEASUREMENT | the metric system unit based on multiples of 10 measuring length, mass, volume |
| METER | (m) base unit to measure length |
| LITER | (L) base unit to measure volume |
| GRAM | (g) base unit to measure mass |