The amount of energy required to raise the temperature of a swimming pool depends on the mass of water present.
true
false

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?

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?

An atom that gains or loses one or more electrons is called a(n)