What can form when there is a large temperature difference between two air masses that clash?
O Asunny day
O
Mild conditions
O
Very large cumulonimbus clouds
O
Cirrus clouds
Ald
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Asubstance is held in an open container. its particles move past one another at random speeds but do not leave the container. heat is removed from the system, and the particles slow down. when enough heat is removed, the particles no longer have enough speed to overcome the weak attractive forces between them. when this happens, the substance enters its solid state. the process described above is known as .