How does the Richter scale measure earthquakes? The Richter scale measures how much energy an earthquake produces. The Richter scale measures how much damage an earthquake produce. The Richter scale measures the intensity of an earthquake. The Richter scale measures how many buildings are destroyed.

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

Analyze the reaction to determine whether the reaction is exothermic or endothermic. explain your reasoning.

The image compares the arrangement of electrons in two different neutral atoms. a figure labeled atom q has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has six black spheres. to the left of this figure is another figure labeled atom p. atom p has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has seven black spheres. which of the following best explains the position of the two atoms in the periodic table?