Some examples are: 1  the Earth's atmosphere. 2  a falling object. 3  an hydraulic pump. 4  the wing of an airplane. 5  a glass of water. 6  a crystal or other solids. 7  the nucleus of an atom. 8  fundamental particles like quarks.
In a radical pendulum swing, away from the short-content fans, these content marketers rave over the long post. They insist that the most successful and high-converting blog posts should be in the multiple thousands of words. My about page has over 2,000 words.
The best length for a blog post is however many words it takes you to get your message across and make it clearly understood, but I try to keep my blog posts about 800 to 1,200 words long and recommend you do too. The Successful Blogging Facebook team recently discussed blog post length.