Block height - The block amount and size on the blockchain (in blocks) on creation of the present block Nonce - The transaction selection for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmark-share.com/story20461086/explorer-blockchain-things-to-know-before-you-buy-https-www-blurb-com-user-optionname7