Definition of perk. intransitive verb. 1a : to thrust up the head, stretch out the neck, or carry the body in a bold or insolent mannerb : to stick up or out jauntily. 2 : to gain in vigor or cheerfulness especially after a period of weakness or depression âusually used with up he's perked up noticeably.
Quick Answer. Light travels at a considerably higher speed than sound. Light travels at a constant speed of 186,000 miles per second, but the speed of sound is only 761.2 mph.
This is due to the fact light travels at 300,000,000m/s in all mediums(space,air water,etc), but sound travels at 340m/s in air but it's speed is different in others, for example it is actually quicker in water due to the particles being closer together.