Conditions of change in supply curve
Cost of production
If the price of raw materials or other costs of production change, firms respond by changing supply
If the COP - Cost of price increases then there would be a shift from S to S1 due to the increase in price of the supply the quantity would have a change as the Quantity supply will reduce but the price would increase
If the COP decreases then the quantity will increase as the quantity demand of the goods would increase but the price would have to decrease , the curve would have a shift from S to S2