Hello @kittynoor! Welcome to Steemit!

People can resteem your content making it visible to a wider audience. Getting your content up-voted gains you steem dollars wich can be used to power up your account (makes your vote stronger), transferred into a savings account (acumulates 0.01% APR) or changes into steem and sold at the exchange (for money gains)

Good luck with your journey! I followed you and up-voted to help you along!