Skimming is used to get the main idea
of a text. To determine whether an article according to what we were looking
for. To assess the article, is interesting to read in detail further. Speed
reading is skimming usually about 3-4 times faster than normal reading.
Scanning is used to obtain specific information from a text.
Typically, this is done if you already know exactly what you are looking for so
concentrate on looking for specific answers.