What are the different kinds of embolisms?

What happens when the data from an investigation does not support the hypothesis? Why is it important for an experiment to only have one indepedent variable? When would a scientist want to use an observational study instead of an experiment? The metric unit of the length of a pencil? Who used logical methods and observations to study the natural world? Solar energy travels to the earth in? What is the simple subject in the sentence get away from that water during s storm? An anthophyte differs from a conifer in that? How is disruptive selection different from directional selection? What is investigatory project? How do scientist themes connect all branches of science? How many inches did the bookworm eat? What is the relation between feet and meters? How many elements are there in total? Explain why the several different types of microscopes are all necessary? How many meters are there in 24 centimeters? How many mg are in cg? What is 81 degrees C in Fahrenheit? What are two or more substances that are together but do not combine to form a new pure substance? How often should septic tank be pumped?