Meow

Question: What are some types of cats?
  Answer: Domestic cat, lion, tiger, leopard, jaguar, cougar, wildcat, lynx, and cheetah. - 87

Question: What is noise?
  Answer: Noise is a sound, that is not desired to be heard. - 3340

Question: What audio frequencies can be heard by the human ear?
  Answer: The human ear can hear sound wave frequencies in the approximate range of 20 to 20,000 Hertz. - 166

Question: How fast does sound waves travel?
  Answer: At sea level, sound vibrations travel in the air at a speed of approximately 1087 ft. (331 m) per second. - 167