Wednesday, January 24 fair test When you do a science investigation, all of the possible variables must be identified in order for the investigation to be a "fair test."
(you; do; a science investigation, all of the possible variables must be identified in order for the investigation) (all of the possible variables; must be identified; in order for the investigation) (all of the possible variables; to be; a "fair test)
you all of the possible variables all of the possible variables
do must be identified to be
a science investigation, all of the possible variables must be identified in order for the investigation
in order for the investigation
a "fair test