Task: Explanation
Input (English): Question: If John was applying cleaning chemicals to his car would the chemicals react _____ if he were to cover a greater section of the car's exterior? 
 Answer: less
Output (English): Surface Area of Reactants When a solid substance is involved in a chemical reaction, only the matter at the surface of the solid is exposed to other reactants. If a solid has more surface area, more of it is exposed and able to react.