1. sometimes scientists need to be able to replicate the results of a scientific experiment. explain in what situation(s) this would be necessary. 2. scientific theories can be modified as new information becomes available. explain the possibility of this happening and why it may change a theory. 3. using the steps of the scientific method, explain an example of how you use the scientific method in your daily life. 4. compare and contrast science and pseudoscience. explain why one is only used in the scientific community to solve problems. 5. create a number line in your notes using the metric system. what are the base units for the metric system. which is bigger, a kg or g?