A dependent variable is: A. Changed to test a hypothesis.
B. Measured to show the effect of a hange.
OC. Kept the same to make an experiment a fair test.
D. Collected to draw conclusions.

a I do believe good luck with the answer

the answer is b

Explanation:

an independent variable is the one that is manipulated

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)