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Lisa [10]
3 years ago
15

HELP THSI IS 100 POINTS

Biology
1 answer:
tankabanditka [31]3 years ago
8 0

Answer:

The ball

Explanation:

because it is the variable that is altered/used during this scientific experiment. It would not be the ramp or distance because the ramp is what's being tested or measured (dependent variable) and the distance is what stays the same (controlled variable).

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