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Vocabulary
Term | Definition |
---|---|
Prediction | Make a forcast. |
Classify | Goup b similar characteristics. |
Qualiative observations | Use our senses to gather information. |
Quanitative observations | Measure to get information. |
Inferences | Give an explanation for what you observe. |
Communication | Tell others what you know. |
What do scienists do? | Scientists make sense of nature and improve our world through obsevation and experimenation. |
Observations | Recognizing and noting some fact to gather information about the world. |
How do you make observations? | By using your five senses. |
What are the two types of observations? | Qualitative and Quantitative. |
Inference | A possible explanation or guess about an observation. |
Distance is measured in... | meters |
Liquid volume is measured in... | liters |
Temperaure is measured in... | Celcius |
Mass is measured in... | grams |
Distance is measured by... | ruler |
Liquid volume is measured by... | graduated cylinder |
Mass is measured by... | TBB |
Temperature is measured by... | thermometer |
How big is a kilo? | 1000 |
How big is a centi? | 1/100 |
How big is a milli? | 1/1000 |
Observational investigation | Lab(investigation) when changes are being observed. |
Experimental investigation | Lab (investigation) when hypothesis is being tested. |
Hypothesis | Educated Guess |
Independent Variable | Change experimenter makes in an experiment. |
Dependent Variable | Change that responds to the IV |
Constant | The factors that must stay the same in order for the experiment to be a fair test. |
Control | Standard of comparison |
Fair test | An experiment that changes only one thing. |
Repeated trials | Completing an experiment many times. |