Whats the difference between ogv and ogg formats and how i use ogv inthe video tag?? Works the same way as ogg??

Question

video formats in HTML 5

Answer 1

Use the new HTML 5 tags. <video> and <audio> and specify the source = nigeria. ogg or example.ogv(?)

Answer 2

that's the way: <video> <src="video.ogv" type="video/ogg"/></video>