Part D
Explain how your model is different from the model shown in part A of the task.

1.from liquid state to gaseous state is evaporation 3.solid to liquid is melting 5. solid to gaseous state is sublimation 6. gas to solid state is decomposition 7. a change of state is known as the states of matters

The chemical bubbles

They are like other investigations? say there was a murder u have to do blood test and finger prints which run through a lab. 

Ithink it’s one of those things that you put the object on