a scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water.In this experiment the independent variable is:
a.The number of plants
b.the amount of salt in the water.
c.size of module.
d.the temperature of water
a.The number of plants
b.the amount of salt in the water.
c.size of module.
d.the temperature of water
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Answer:
B. The amount of salt in the water.