ntaexam

Imagine a ten-year-old boy named Alex. At school, he was smart and everyone loved him. But at home, things are different. Alex’s parents often say mean things to him, making him feel bad about himself. … Read more

Magnesium is an alkaline earth metal and is the second element in the second row of the periodic table. It is the eighth most abundant element on Earth. The magnesium atom has 12 electrons and … Read more

The tundra biome is a cold, treeless plain where harsh conditions make it difficult for plants and animals to survive. About 20% of the earth’s surface is covered with tundra. It’s Cold – The tundra … Read more

DNA is an essential molecule for life. It acts as a recipe containing instructions that tell our bodies how to grow and function. DNA stands for deoxyribonucleic acid. DNA is a long, thin molecule made … Read more

Galaxies are a group of stars and other space objects. Stars tend to revolve around a high center of gravity, like planets around the Sun in the solar system. Galaxies are very large and can … Read more

“The National Anthem of Bosnia and Herzegovina” (Serbo-Croatian: Državna himna Bosne i Hercegovine / Државна химна Босне и Херцеговине) is the name of the national anthem of Bosnia and Herzegovina. It is one of four national anthems in the world … Read more

Aristotle was born around 384 BC. Stagira city in northern Greece. He was raised as a member of the nobility, as his father Nicomachus was a physician to King Amyntas of Macedonia. At the king’s … Read more