Question

The molecular diagram of a substance is shown above. The first picture is the substance before it was heated. The second picture is the substance after it was heated.

Which of the following state changes most likely occurred in the diagram above?
A.
liquid to solid
B.
solid to gas
C.
liquid to gas
D.
solid to liquid

Answer 1

D.solid to liquid
It is solid first because it has no space to move but on the second one there is a lot of space and it is moving around which means it’s a liquid

Answer 2

D. for solids the molecules are very squished together. gas molecules don’t touch each other at all and have lots of room to move. liquids are in the middle and some touch, but aren’t as dense as solids