All the electronic devices we use today are based on complex electronic circuits. Electronic circuits combine components, wires, and electricity to perform certain functions. The basic electronic circuit has a power source, wires connecting components … Read more
Gallium is the third element in the thirteenth column of the periodic table. It is classified as a post-transition metal or an “other” metal. The gallium atom has 31 electrons and 31 protons with 3 … Read more
“Maamme” or “VĂ„rt land” is Finland’s National Anthem. Music was composed by German immigrant Fredrik Pacius, with original Swedish words by Johan Ludvig Runeberg, and with this music it was performed for the first time on 13 May 1848. Below we … Read more
Before Europeans arrived, Brazil was inhabited by thousands of small tribes. These tribes developed neither writing nor monumental architecture, and little is known about them before 1500 AD. CE 1500 – Portuguese explorer Pedro Alvarez … Read more
The country of Guyana was originally settled by the Arawak and Caribbean tribes. They named it Guiana, which means “land of many waters”. The first European settlers were the Dutch who came at the end … Read more
Pennsylvania State Song The Pennsylvania State University is a public, land-grant research university with campuses and facilities throughout Pennsylvania. Founded in 1855 as the Farmers’ High School of Pennsylvania, Penn State conducts teaching, research, and … Read more
The continent of Africa is enormous and diversified. Numerous civilizations and empires rose and fell throughout its history. As a result, ancient African art is richly variegated. However, we shall talk about certain recurring motifs … Read more
