1ELLA 1ELLA
  • 13-01-2022
  • Physics
contestada

A well-designed experiment
A) has only one variable that is being tested at a time.
B)has several variables that are being tested at one time.
C)has no variables that are being tested.
D)has to have more than one effect being measured at any given time.

Respuesta :

940172
940172 940172
  • 13-01-2022

Answer:

A

Explanation:

Answer Link

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