A wallet is a program capable of creating a unique address where you will receive your bitcoins. As you have funds in that direction, you can also send Bitcoins to anyone. Your wallet it is not an application to keep unprotected. For better and for worse, you are the only one responsible for it. Protect it. More info on: https://en.wikipedia.org/wiki/Bitcoin#Wallets
WHERE BITCOIN IS ACCEPTED TO BUY?
There are thousands of merchants offering their products or services where you can buy using bitcoins. Some of these merchants are:
Bitcoin is an electronic currency not backed by any state authority. It is not based on any other currency or pattern. This currency presents novel features and notable for its efficiency, safety and ease of exchange by another currencies like Euro, the US dollar or any other. Therefor you can use it to exchange goods and services. It is developed and supported by the community and anyone who wants to contribute is free to do so on its website GitHub development (https://github.com/bitcoin/bitcoin). Bitcoin uses P2P networks to transmit funds from one user to another almost instantaneously. Regardless or countries or borders. All for a few cents. When the money is controlled by the state, it is the state who creates and destroys deposits; who gives value to the money; who tries to prevent counterfeiting of the currency. In Bitcoin network it is who takes care of everything. Bitcoin becomes the new alternative to replace the money and any form of payment. The goal is to convert any physical money, in a form of virtual payment. See definition of Bitcoin on Wikipedia.org
VIDEO ABOUT BITCOIN
WHAT IS A BITCOIN FAUCET AND HOW IT WORKS?
A Bitcoin faucet is all website or app that give us rewards in the form of satoshis. One satoshi is a hundredth of a millionth BTC.
They give us satoshis by performing simple tasks such as:
Solving a captcha.
Paste our Bitcoin address.
Click on antibots (sometimes).
After solving the captcha usually there is a minimum time that must pass before it can receive another payment of same pages. In some of them we can receive Bitcoins every 5 minutes, in other every 1 hour and in many others once a day (like http://satoshisfree4u.club). We can generate several thousand satoshis every day, but will depend on the sites we use. There are also faucets that give us altcoins or alternative cryptocurrencies like: Dogecoin, Litecoin, Darkcoin, Ethereum, OkCoin, etc. Those altcoins can be exchange for Bitcoins. Is a very good way to win Bitcoins. The main idea of a faucet is reward the visitors or users to claim cryptocurrencies in exchange for completing a captcha or task as described by the website or app.