Calcium (Ca) is a Pure Element of the 'Alkaline Earth Metal' group and, is a Solid under normal conditions of Temperature and Pressure.olid, liquid and gas are states or phases of an element or substance. But most substances can exist in all three states depending on temperature and pressure.
A hypothesis is. A) a tentative explanation for a set of observations that can be tested by further experimentation. B) a statement describing a relationship between phenomena that is always the same under the same conditions. C) a unifying principle that explains a body of facts and relations. D) a model used to visualize the invisible.
Scientific Method Followed by generating a hypothesis. Tentative explanation to the question. Scientific Method Testing Scientists perform tests to determine the accuracy of their hypothesis. Scientific Method Explanation It is a hypothesis that has passed the widest and most comprehensive series of tests. Still subject to review and consideration. May be elevated to a theory = well demonstrated principle.