When steam at ${100^ \circ }C$ condenses to water at ${25^ \circ }C$, what happens to the water molecules?
1 )
They move faster and closer together.
2 )
They move faster and further apart.
They move slower and closer together.
4 )
They move slower and further apart.
تحلیل ویدئویی تست
تحلیل ویدئویی برای این تست ثبت نشده است!