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sweet [91]
3 years ago
5

Bobbye wants to know how his speed affect the amount of time it takes to stop at a stop sign. Each time he performs a trial, he

will change the speed that he is driving to see how it affects the amount of time it takes to stop. ​ Independent Variable:​ ​ ​ Dependent Variable:​ ​ ​ Controlled Variables:​
Chemistry
1 answer:
velikii [3]3 years ago
6 0

Answer:

The correct answer is -

Independent Variable:​ change of speed​ ​

Dependent Variable:​ time takes to stop​ ​

Controlled Variables:​ stop at a stop sign

Explanation:

To know the effect of the speed to take the time to stop at a stop sign Bobbye perform this exercise where he changes the speed at each time that he is driving to know the time it takes to stop at a stop sign. There is a change that takes place purposely is in the speed of driving so it is an independent variable as the independent variable is a variable that is manipulated in an experiment or investigation.

The time it takes to stop is the factor that depends on the speed so it is the dependent variable as the dependent variable is the variable that depends on the independent variable.

The control variable remains the same or constant in an investigation which is stoping at a stop time irrespective of speed.  

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