If we understand_ we can explain why ordering the elements in the periodic table by atomic weight
isn't always correct. What word completes the sentence?

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.