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Joe is conducting an experiment to determine which liquid will cause bean plants to grow faster. He watered the plants with equal amounts of liquid and measured their height every other day. The plants are in the same pots with different soils and placed in the same location. Will Joe be able to obtain reliable data to write a supported conclusion?
A. Yes, because he is only observing the height of the plant.
B. Yes, because he consistent with watering the plants.
C. No, because he used different soils.
D. No, because he use only one type of plant.

Respuesta :

Yes because he is only observing the height of the plants and he only changes one variable

Answer:

C. No, because he used different soils.

Explanation:

In order to obtain reliable data to support a conclusion during an investigation, you need to control as many variables as possible. Joe put the plants in the same pots and placed them in the same location, and he should have also used the same soil for all of the plants.

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