Use the following to answer questions:
Figure: Demand and Supply of Gasoline 
-(Figure: Demand and Supply of Gasoline) Use Figure: Demand and Supply of Gasoline.What might cause the supply curve to shift from S2 back to the initial supply curve S1?
Definitions:
Conventional Theory
In electrical engineering, it refers to the theory that assumes current flows from the positive to the negative terminal, opposite to electron flow.
Electrical Current Flow
The movement of electric charge carriers, such as electrons, through a conductor or circuit, typically measured in amperes.
Atomic Number
The number of protons in the nucleus of an atom, which determines the chemical properties of an element.
Number of Protons
A fundamental characteristic of an element that defines its identity in the periodic table, equal to the atomic number.
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