QUESTION IMAGE
Question
elección multiple 1 punto
what is the independent variable?
amount of water
temperature of water.
tablet surface area (whole vs crushed)
time bubbling
Brief Explanations
La variable independiente es aquella que el investigador manipula o cambia en un experimento. En este caso, el área de superficie de la tableta (entera vs triturada) es lo que se está alterando para ver su efecto en otros factores.
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C. Tablet surface area (whole vs crushed)