A bit of chemistry. 0005. Chemistry: definition and clasification.
Chemistry is the science that studies the composition, structure (types, bonds and spatial arrangement of atoms) and properties of matter and the transformations it undergoes through chemical reactions. Chemistry is an empirical science, as it…
The Freshness of Photography by Non-Photographers
Give a camera to a boy or a girl and sometimes, when you look at the results, you will get a big surprise discovering some new photographs that you would never, as an adult with a much more re-educated look, have done; and you envy them for not…
Is something wrong with me if I do not like Robert Frank ‘The Americans’?
Don’t laugh, please, this question was tormenting me for several weeks, day and night. I had just started taking a photography course, one of those in which you are basically taught how to operate the camera and not to get lost in the menus.…
A bit of chemistry. 0004. Pure Substances: Elements and Compounds. Mixtures.
A pure substance (or simply substance) is the matter that has properties and composition characteristics that do not change from one sample to another. Water and salt (sodium chloride), the components of seawater, are examples of pure substances.…
“Posolety”
"POSOLETY": solitude in positive key Matera (Basilicata) -Photography: Giuseppe Satriani In our society, the word loneliness has a totally negative meaning. Even among the friends of my preteen daughter, "being a margi" (marginalized,…
…the “first time” of some great photographers
The laundry room, grandma’s cupboard, the “first time” of some great photographers. There’s has always been a place and some feelings bonded to a first time; the arrangements, the nerves, the expectation, the gloom, the dilated pupils,…
The healthy vice of compulsively watching photos
There are many ways to live photography; some of us live that in a vicious way: we need every day a good dose of photos. The day that we cannot consume our dose we end up shaking due to the withdrawal. Having this addiction is a great joy due to the…
A bit of chemistry. 0003. States and properties of matter.
Matter can be classified in two basic ways: according to its physical state (such as gas, liquid and solid) and according to their composition (as an element, compound or a mixture). A sample of matter can be a gas, a liquid or a solid. These three…
A bit of chemistry. 0002. Matter.
Chemistry is the study of the properties and behavior of matter. It is known as matter everything that has mass and occupies space whether it is large or small. A property is any characteristic that allows us to recognize a particular type…