Question

five different plants are watered with different brands of fertilizer, and the growth * is measured after a period of 30 days. the amount of sunlight, the amount and type of soil, and the type of pot is the same for each of the five plants. using complete sentences, explain what is the independent variable, the dependent variable, and the control factors of this experiment.

Explanation:

An independent variable is what is changed in an experiment. Here, the different brands of fertilizer are changed, so it is the independent variable. A dependent variable is what is measured and is affected by the independent variable. The growth of the plants is measured and is affected by the fertilizer, so it is the dependent variable. Control factors are kept the same to ensure a fair - test. The amount of sunlight, amount and type of soil, and type of pot are control factors as they are the same for all plants.

Answer:

The independent variable is the different brands of fertilizer. The dependent variable is the growth of the plants. The control factors are the amount of sunlight, the amount and type of soil, and the type of pot.