Describe the motion of molecules in an ice cube
and in a radiator in winter

Molecules in an ice cube have lower kinetic energy than molecules in a radiator. Molecules in an ice cube move more slowly than molecules in a radiator. They collide with less force than molecules in a radiator.

Explanation:

oxygen, selenium, tellurium, and polonium.

they're all from the same group as sulfur (group 16).