instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
When gas particles heat up, pressure increase.
answer:
Does pressure increase or decrease when gas particles heat up?


question:
Resistors connected end to end are said to be in series.
answer:
Resistors connected end to end are said to be in what?


question:
Heredity is the science of how traits are passed from parents to offspring.
answer:
What is the science of how traits are passed from parents to offspring?