AdSense is a internet advertising program that allows website owners and bloggers to earn money by showing Google ads on their web site. You can choose one of two ways to earn money from AdSense: Impressions and Clicks.
Impressions: This method is based on the number of pageviews that being inside in pages or posts with ads.
Clicks: This method is based to how money people click the ad that you show. It is corelated to your click number.
If you have original articles, photos or videos in your website, you should earn more money than you copy and paste insides from another websites. Because Google give you a point to specify your website and account. There would work Google bots and visit your website or blog sometimes. So that we are always watch from Google and other search engines.
How much does adsense pay per 1000 views?
For example your site or blog has average CPC (cost per click or PPC) is $0.40 then you need 100,000/0.40= 250,000 clicks a year -it means app 700 clicks a day- to earn $100,000 a year from Google AdSense.