Q: What ingredient causes a can of cola to sink in water, whereas a can of diet cola floats?
What is the answer?

A: sugar

Q: Which legendary music festival took place in 1969?
What is the answer?

A: woodstock

Q: A roc is what type of giant mythological creature, mentioned in the Arabian Nights?
What is the answer?

A: bird

Q: The iPhone was launched by which company?
What is the answer?

A:
apple