inference - prediction/educated guess based on observation. Based on opinion, observation - data collected/ facts, qualitative observation - uses senses to describe (I see, touch, smell, taste, and hear), quantitative observation - uses numbers to describe (measurable), independent variable - The variable that cause the change. I cause ….I change, dependent variable - the effect of the independent variable. Data (numbers), variable held constant - factors (things) not changed in the experiment. Stays the same, prediction - a guess using evidence and background knowledge, hypothesis - If I _______________ (independent variable) then______________ (dependent variable). , claim - answer to the experiment question or explanation of phenomenon ,

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