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13 Deandra designs an experiment to test how far a rubber band stretches when
objects of different mass are suspended from it. She records her data in a chart.
Mass (g)
Stretch (cm)
Mass (g)
Stretch (cm)
10
4.
1
40
20
2
50
4.8 -
30
5.5
3
60
Which variable is independent?
C Time
A Band type
B Stretch
D Mass


Sagot :

Answer:

i think is the letter D mass.

A

Independent variable is the one thing not changed, or not affected by the other variables. Time, stretch and mass are all changed or affected by eachother.