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Which evidence card could be eliminated because it did not isolate variables?


Evidence Card A: Magnetic pole arrangement

Evidence Card A: Magnetic pole arrangement


Evidence Card B: Number of wire coils

Evidence Card B: Number of wire coils


Evidence Card C: Rail material

Evidence Card C: Rail material


Evidence Card D: Distance between the car and launcher

Evidence Card D: Distance between the car and launcher


None should be eliminated.

None should be eliminated.

Respuesta :

mickymike92

Based on the nature of variables, none of the evidence card should be eliminated because they all represent variables.

What are variables?

Variables refers to any quantity that can have various values.

Variables include age, time , distance, height, speed, etc.

Variables can either be independent, dependent or constant.

  • Magnetic pole arrangent is a variable because it can take different values.
  • Number of coils is a variable because it can take different values.
  • Rail material is a variable because it can take different values.
  • Distance between the car and launcher is a variable because it can take different values.

There, none of the evidence card should be eliminated because they all represent variables.

Learn more about variables at: https://brainly.com/question/14289293