Answer:
A BEC ( Bose - Einstein condensate ) is a state of matter of a dilute gas of bosons cooled to temperatures very close to absolute zero is called BEC.
Examples - Superconductors and superfluids are the two examples of BEC.
Explanation:
I believe the answer is 4 because solid are more compacted than liquid and gases and don't move around like liquid or gases. I'm pretty sure they have strong intermolecular forces because of how close they are. The only answer that makes sense is 4.
i believe the answer is a Brainiest plz
