Website Speed can be defined as how much time does your website takes to fully load that is all components rendered completely on your web browser. Website Speed depends on your page design and components used to design that. Website speed affects users to a great extent, as user want a reliable and fast website. A Webpage that loads in 1-3 seconds is considered as good.
Responsive websites are those websites who can change thier look according to screen resolutions.They are specially designed by the web designer with the help of CSS (cascade style sheet) for different screen width sizes.So that everyone can use same website on different devices like laptops, computer,tablet , smartphones etc
Normal websites are those who are not change thier designs.For the example