1 is the correct answer. Bias should not be part of scientific inquiry because science should be about impartially seeking objective truths through testing a hypothesis and analysing the results. Bias leads you to find a particular result that fits a prejudgement.
Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000Β°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.