1. What would happen to the current model of the atom if new information about its structure is discovered in the future?
A)The current atomic model would be revised.
B)The current atomic model would be proven.
C)The current atomic model would be strengthened
D)The current atomic model would be defended.

2. To which region of the atom is the arrow pointing? 1st image
a. electron cloud
b. electron orbit
c. neutral
d. nucleus

3. The image shows the nucleus of a nitrogen atom. How can the atomic number of nitrogen be determined? 2nd image
a. count the number of neutrons.
b. Count the number of protons.
c. Add the number of protons and neutrons.
d. Count the number of electrons.