In this task, you are given a paragraph, and your task is to construct a question from the given passage. Construct question in such a way that (i) it is well explained in the paragraph, (ii) the words may/may not be present in the paragraph, (iii) it should start with what/how/describe. Avoid creating a question that (i) is just relevant to one or two sentences, and (ii) not relevant to passage.
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Question: Chemical reactions in the battery causes a build up of electrons at the anode. This results in an electrical difference between the anode and the cathode. The electrons wants to rearrange themselves to get rid of this difference. The electrons go to the cathode. Electricty is created.

Answer: How does does a battery produce electricity?

Question: Algae and plankton die. The dead algae and plankton end up part of sediment on a seafloor. The sediment breaks down. The bottom layers of sediment become compacted by pressure. Higher pressure causes the sediment to heat up. The heat causes chemical processes. The material becomes a liquid. Is known as oil. Oil moves up through rock.

Answer: How does oil form?

Question: You must decide the purpose of the satellite. You must draw up a plan to what kind of orbit the satellite will travel. You make preparations for the rocket that will travel into space. Prepare the crew that will send it there. You begin the countdown date for the rocket. And then you send the rocket carrying the satellite into space. Once in orbit the satellite will be placed where it was planned.

Answer:
Describe the steps in launching a satelite into space.