2. sc 8.p.8.1
an artist heats a solid iron rod and bends it into a new shape. the iron cools down when the artist is
finished. what happens to the iron atoms as the solid iron rod cools?
a. the iron atoms move more quickly.
b. the iron atoms slow down and stop moving.
c. the iron atoms slow down and vibrate in place.
d. the speed of the iron atoms does not change.

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.

Find the midpoint of a segment with endpoints of 4-3i and -2+7i