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Mathematics 19 Online
OpenStudy (samara8954):

Jessica and Juan hypothesize that a wagon will roll down a certain hill faster if it carries more mass. They time how long the wagon takes to go down the hill empty, with one passenger, with two passengers, and with three passengers. Then, they measure the distance down the hill to be 20 m and calculate the wagon's speed for each trial. The results are shown in the table below. Number of Passengers Time (s) Speed (m/s) 0 4.3 4.7 1 4.6 4.3 2 5.2 3.8 3 5.9 3.4 Do the results support the hypothesis? No, because speed decreases with increasing mass in this case. Yes,

OpenStudy (samara8954):

@MysticFury

OpenStudy (samara8954):

OpenStudy (mysticfury):

no it isnt correct, according to this , the more people it had, the slower it went... which if i might add, is totally incorrect in terms of physics XD

OpenStudy (samara8954):

Do the results support the hypothesis? No, because speed decreases with increasing mass in this case. Yes, because speed increases with increasing mass in this case. No, because the speeds in this case are the same regardless of mass. Yes, because the speeds in this case are the same regardless of mass.

OpenStudy (mysticfury):

A no, because speed decreases with mass

OpenStudy (samara8954):

correct

OpenStudy (mysticfury):

why do you keep saying correct ? lol

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