A node is a computer connected to a cryptocurrency network that stores blockchain data and verifies transactions according to the protocol rules, sustaining the operation of a decentralized system without a single center.

Mining is the process of confirming transactions and creating new blocks in the blockchain, for which network participants receive a reward in cryptocurrency in exchange for the computational work of their equipment.

A crowdsale is the public sale of tokens of a new crypto project, during which the team raises funding while participants acquire tokens before they reach the open market, often on more favorable terms.

A cryptocurrency faucet is a service that gives users tiny fractions of cryptocurrency for performing simple actions, for example entering a captcha or viewing ads, and it serves more as a learning tool than as a way to earn money.

Bitcoin Cash is a new cryptocurrency created as a branch of Bitcoin. Cryptocurrency separation occurred due to the necessity of changing old Bitcoin protocol with a new one in order to increase the transaction processing speed. Opinions of market participants have split into two camps and two branches were formed: one branch uses the new SegWit2x protocol and the another uses Bitcoin cash.