A person throws 10 darts at the bull’s eye. None of them hit the bull’s eye, but they all hit in the outer most circle, near the number 19 A) accurate
B) precise
C)Both
D)Neither

One of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description?

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.