Question

A scientist has a container filled with carbon dioxide gas. The particles of this gas are far apart, moving quickly, and bouncing off the container walls. Then the particles slow down and collect at the bottom of the container, such that they are close together and vibrating in a rigid structure. What caused this change?

Answer 1

The temperature got more colder than normal?? Not very sure

Answer 2

Thermal energy was removed.

Step-by-step explanation:

Because I just answered it and got the answer right so! Lol Your Welcome