1. WHAT IS CRYPTOCURRENCY
 
 A cryptocurrency is a digital or virtual currency that is secured by cryptography, which makes it nearly impossible to counterfeit or double-spend. Many cryptocurrencies are decentralized networks based on blockchain technology—a distributed ledger enforced by a disparate network of computers. It typically does not exist in physical form (like paper money) and is typically not issued by a central authority.

 2.TYPES OF CRYPTOCURRENCY
The following are the top 20 cryptocurrency in the world;

  1. Bitcoin(BTC)
 

Bitcoin is a decentralized digital currency, without a central bank or single administrator, that can be sent from user to user on the peer-to-peer bitcoin network without the need for intermediaries. Each Bitcoin is basically a computer file which is stored in a 'digital wallet' app on a smartphone or computer. People can send Bitcoins (or part of one) to your digital wallet, and you can send Bitcoins to other people. Every single transaction is recorded in a public list called the blockchain. The unit of Bitcoin mining s called Satoshi, one Bitcoin is equal to 100million satoshi

2. Ethereum(ETH)
  
Ethereum is a decentralized, open-source blockchain with smart contract functionality. Ether is the native cryptocurrency of the platform. After Bitcoin, it is the second-largest cryptocurrency by market capitalization. Ethereum is the most actively used blockchain. The smallest unit of Ethereum is called Wei, one Ethereum is equal to 100,000,000,000,000,000 Weis or 1,000,000,000(one billion)Gweis.
 
3. Litecoin(LTC)
  Litecoin is a peer-to-peer cryptocurrency and open-source software project released under the MIT/X11 license. Litecoin was an early bitcoin spinoff or altcoin, starting in October 2011. In technical details, Litecoin is nearly identical to Bitcoin. The unit it litecoin is called Litoshi ,one litecoin (LTC) is equal to 100,000,000(hundred million) Litoshis.

4.Ripple(XRP)
Ripple is a real-time gross settlement system, currency exchange and remittance network created by Ripple Labs Inc., a US-based technology company. Ripple is a global payments network and counts major banks and financial services amongst its customers. XRP is used in its products to facilitate quick conversion between different currencies. The unit of ripple is called a drop, 1 ripple(XRP) is equal to 1 million drops.

 5.Tether(USDT)
  
Tether is a controversial cryptocurrency with tokens issued by Tether Limited, which in turn is controlled by the owners of Bitfinex. Tether Limited formerly falsely claimed that each token was backed by one United States dollar, but on 14 March 2019 changed the backing to include loans to affiliate companies. 

6.Cardano

Cardano (ADA) uses a technology called Ouroboros, a peer-reviewed blockchain protocol. It describes itself as a more secure and scalable way to maintain decentralization.

7.Dogecoin


Dogecoin is a cryptocurrency created by software engineers Billy Markus and Jackson Palmer, who decided to create a payment system as a joke, making fun of the wild speculation in cryptocurrencies at the time. Despite its satirical nature, some consider it a legitimate investment prospect. 

8. Stellar


Stellar's native cryptocurrency is the Lumen (XLM). Stellar is designed as an “open network for storing and moving money” that allows people to create, send, and trade digital money. It’s designed to sell and trade all digital monies, not just Stellar’s own associated cryptocurrency, the Lumen — although you’ll need to own some Lumen to make transactions.

9. Chainlink(LINK)

Chainlink (LINK) uses “real-world data and off-chain computation while maintaining security and reliability,” according to its website.

10. Uniswap(UNI)

Uniswap (UNI) is a decentralized crypto exchange that operates on Ethereum’s blockchain. Its developers promise to get rid of unnecessary intermediaries, which it says gives users more control.


10. WAYS TO EARN MONEY WITH CRYPTOCURRENCIES

   They are different ways to earn cryptocurrency, they include;

1. Mining

  mining is the process in which transactions between users are verified and added to the blockchain public ledger. The process of mining is also responsible for introducing new coins into the existing circulating supply and is one of the key elements that allow cryptocurrencies to work as a peer-peer decentralised network without the need for a third party central authority.you can mine at home with ur pc, computer and also in mining pools and mining clouds like f2pool, antpool.


2.Trading  

     Trading cryptocurrency brings about passive profits because the prices of cryptocurrency rises and drops which will also tender to bring about loss too. Trading cryptocurrency is a very beneficial way of earning cryptocurrency. Examples of websites where you can trade cryptocurrency are; 

  1. coinbase

    Bonus: 10% of first $100 worth of cryptocurrency you trade

    Types of cryptocurrency tradeable : Almost all

2. Binance

 Bonus: 10% of cryptocurrency been traded by you

  Types of cryptocurrency tradeable: almost all 

3.Paxful 

Bonus: 10% of first traded Bitcoin


cryptocurrencies tradeable: most 


3.Staking

  This the act that involves buying and setting aside a certain token/cryptocurrency in a wallet to support the security and operation of a blockchain. You can stake your cryptocurrency on Binance 

  

4. Buying and holding

  This is the act of buying cryptocurrency then holding them until the price increases, then sell them to earn profits. You can buy and hold your cryptocurrency on coinbase, Binance, Paxful. I recommend you to use this methods on cryptocurrencies that has little worth so if they increases you will make lots of profit.


5. Creating your own cryptocurrency

    You can also earn by creating your own cryptocurrency. Creating and launching your cryptocurrency will, however, need you to be some kind of expert in blockchain. You must have the basic knowledge of how blockchain and cryptocurrencies work. Then, you need to evaluate various possibilities and come up with the type of coin you wish to build. You may alternatively hire a blockchain expert or team for the job.


You can also earn cryptocurrency through cryptocurrency faucets like freebitco, fire faucet