In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Sentence: A visual "copy" of an object that is formed by reflected or refracted light is called image. Question: A visual "copy" of an object that is formed by reflected or refracted light is called what?
image

Sentence: The law of superposition is best described by: in undisturbed layers of sedimentary rock, the lowest layers contain the older rocks. Question: Which statement best describes the Law of Superposition?
In undisturbed layers of sedimentary rock, the lowest layers contain the older rocks.

Sentence: The concentration of the hydrogen ion in a solution can be calculated when the ph is known. Question: The concentration of the hydrogen ion in a solution can be calculated when what is known?

ph