When matter is cooled, the internal motion of molecules becomes the space between molecules

The answers to the blanks below are "becomes slower"  and "spaces between are more solid". When matter is cooled, the internal motion of molecules are affected such it becomes slower and the impact in the space between molecules is that it becomes more solid since the molecules become tighter and closer.

I'm into politics, why am i getting these questions? it's 4: 30 am in texas. my paper is due in 2 days. i'm the one needing in political science