How does the movement of molecules inside a solid block of iron change as the iron is heated? The molecules move faster. The molecules move slower. The molecules stop moving completely. The molecules move in the same way at all temperatures.

Question

How does the movement of molecules inside a solid block of iron change as the iron is heated?  	 	The molecules move faster. 	The molecules move slower. 	The molecules stop moving completely. 	The molecules move in the same way at all temperatures.

anonymous · Answer

The vibrations in place will increase in speed.