Every business model requires key resources. With google's key resources they are able to offer value propositions to its customers.
Physical Resources: Key physical resources that google has includes 85 offices in over 40 countries. Their main office in California, known as the Googleplex, is world renowned and provides employees with substantial perks. In those offices the technology equipment that they use to power their sites are of utmost importance.
Intellectual: Google's biggest key resources are its intellectual properties.