A student in a chemistry class writes " Nitrogen-14 and Oxygen-14 are Isotopes because they have the same mass number" (the number 14 refers to the mass number). Write a claim answering the question "Is the student correct?"

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i