Given a scientific passage and an answer, generate a question for the given answer.

Example Input: Passage: Light may transfer its energy to matter rather than being reflected or transmitted by matter. This is called absorption . When light is absorbed, the added energy increases the temperature of matter. If you get into a car that has been sitting in the sun all day, the seats and other parts of the car's interior may be almost too hot to touch, especially if they are black or very dark in color. That's because dark colors absorb most of the sunlight that strikes them. Answer: absorption
Example Output: When light transfers its energy to objects, this is known as what?

Example Input: Passage: In this equation, the letters A and B represent the reactants that begin the reaction, and the letter C represents the product that is synthesized in the reaction. The arrow shows the direction in which the reaction occurs. Answer: reaction mechanism
Example Output: What term is used to describe the sequence of elementary steps that together comprise an entire chemical reaction?

Example Input: Passage: Carboxylic acids can form esters with alcohols. Answer: esters
Example Output:
Carboxylic acids can form what with alcohols?