Respuesta :

Diananever

Answer:

Because if you do not your answer will be false or biased.

Explanation:

If you don't take accurate records your experiment might me unreliable and untrue.

mgbdub2004
You need to keep good records. Science is all about collecting evidence, and if that evidence hasn't been written down at the time, people have no way of knowing how reliable your results may be.

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