The independent variable in the terraforming trials was the mass of the sun and the initial location of each planet relative to the sun.
Test variable: The mass of the sun and the initial location of each planet in relation to the sun
During the terraforming trials, the independent variable was the mass of the sun and the initial location of each planet relative to the sun. This variable was manipulated to observe its effects on the dependent variables, such as the planets' new positions in the solar system after adjustments.
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