Question: The fans in the stadium cheered. What is the cause?

Answer: The player scored.


Question: The detective flashed his badge to the police officer. What is the effect?

Answer: The police officer let the detective enter the crime scene.


Question: The turtle hid in its shell. What is the cause?

Answer: It detected a predator.


Question: I put coins in the washing machine at the laundromat. What is the effect?

Answer:
The machine powered on.