In an experiment, you test whether the number of times you rub a cloth against a balloon changes how long it will stick against the wall. You start by rubbing the balloon 10 times with the cloth and stick it to the wall. You repeat this three times and record your results in a table.
Observation
Number of Times Balloon is Rubbed by Cloth Trial #1 Trial #2 Trial #3
10 6 seconds 20 seconds 20 seconds
What statement best reflects why you should do repeated trials in an experiment?
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 05:40
Consider the elements bromine and chlorine; which elements has a larger ionic radius ?
Answers: 1
Chemistry, 22.06.2019 10:30
How do you lengthen a pattern piece? (family and consumer science, sewing)
Answers: 2
You know the right answer?
In an experiment, you test whether the number of times you rub a cloth against a balloon changes how...
Questions
Mathematics, 03.04.2020 23:09
Mathematics, 03.04.2020 23:10
Mathematics, 03.04.2020 23:10
Physics, 03.04.2020 23:11
Mathematics, 03.04.2020 23:11
Mathematics, 03.04.2020 23:11
English, 03.04.2020 23:11
