Hi @georgeaabbey, Google Adwords just a tool. Using for your advertisements base on keywords people typed in the Search Engine (Search Page,..). Making money with this tool by promote your links, websites,..via this tool. Or you can get hired to run ads for the others. Hope this helpful.
Google AdWords is more of a tool for businesses to promote their websites on Google. Basically, it is a paid service offered by Google that lets your website rank higher in search engine results. For example, your business is a hotel in Texas, and you want to promote it through Google AdWords, what Google is gonna do is it will make your website rank higher/est whenever somebody searches for a hotel in Texas. Some companies add Google Adwords to their services list, and it is best accompanied with SEO (Search Engine Optimization) and social media marketing efforts. That's when it becomes a business on full swing, which you can embark on to make money online.