What if you fell into a black hole? What if the Moon fell to Earth?
What if you start answering some of the most provocative hypothetical questions in science?
What if you suddenly become famous?
Imaginations often carry us to worlds that never are! What if this sentence is untrue, and your imaginations start becoming reality?
You say what if at the beginning of a question when you ask about the consequences of something happening, especially something undesirable.
See this: The universal laws that govern our world seem to be amazingly fine-tuned. What if these laws changed overnight? What if past events took a different turn? What if the unthinkable happened?
What if no women on Earth had to pay for the pill, or the sanitary napkin? What if the world recognized a woman’s right to birth control and hygiene!
What if we have civilized men around!