Last season coach Sigala noticed that some of his football players drink more water than others before games this season he is interested if the amount of water the stone street affects their endurance one week before the season and practice start he has each student drink a bottle of water throughout the day that afternoon they run the blue chairs and he required to many times each player can go up and back before stopping to catch their breath the next week they do the same thing but drink two bottles of water before him the third week they want to purchase but drink a gallon of water before hand

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.