Because if we're simultaneously moving/manipulating two different variables it can be very hard to determine why one variable is changing and why the other is changing. While this can be done with more complicated experimental designs, it usually is the case that scientists will only manipulate one variable and not two different ones.
The Liquid state is more dense than the solid state.
Answer:
the ozone layer can do that
Explanation:
Answer:
Explanation:
Dependent variable is the outcome that is measured. This is the number of colonies produces by the clinical Isolate strain. Without the growth media the strain cannot thrive or reproduce hence their dependent on the media for survival.
While independent variable is the treatment that is varied in an experiment. It usually not dependent on any variable and can stand on it own.
The growth media that is lacking in chemical is the independent variable because it stands on it own and it can be carried depending on the experimental design it could be a chemical based growth media or no chemical like the one used in this experiment.
Answer:
an object that goes boing boing
Explanation:
because I said so
