Jonah and Isaac have begun their experiment for science class (see source 2 in part 2). Write a procedure using their materials that they could follow to test their hypothesis.

Which of the following statements proves that scientific knowledge changed due to the discovery of the fossil of a hadrosaur in north dakota? hadrosaurs were better runners than earlier thought. hadrosaurs had no pattern on their skin as expected. the length of the hadrosaur was shorter than previously thought. the muscular structure of hadrosaurs was less developed than expected.