2 Science:Knowledge about the natural world derived from observations and experiments. The purpose of science is to make discoveries about the world around us.
3 Observation:Using your 5 senses: seeing, hearing, tasting, smelling, touching.Inference:These are attempts to explain or make sense of observations. An inference has a cause and effect in it.
4 Controlled Experiment: An experiment in which variables are controlled to make results reliable and the experiment fair. You attempt to control every variable except one.
5 Qualitative Observations: Do not involve numbers or measurement. (bigger/smaller, color, yes/no)Quantitative Observation:Do involve numbers or measurement. (3 mL, 4 cm, 6 pieces)
6 Prediction:Telling about something in advance.Hypothesis:An assumption to be tested. A statement that needs to be proven.Investigative Questions:Scientific questions that ask: why, what if, when, how, and can it happen again.
7 Talk to your partner…What is the difference between a prediction and a hypothesis?What is the difference between an observation and an inference?After discussing each question, write your answers on the back of your notes.
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