Essay Database

… Earth. The moon orbits the Earth from 384,400 km and has an average speed of 3700 km per hour. It has a diameter of 3476 km, which is about ¼ that of the Earth and has a mass of 7.35e22 kg. The moon is the second brightest object in the sky after the…

… and other animals a link between our external and internal worlds, with the nervous system relaying what it senses on the external world and sending all of that information to our brain. The nervous system is responsible for processing information…

… Copernican view of astronomy, or heliocentric view, changed scientific thought and methods when it came to intellectual, social, and religious factors. In the early 1500s, traditional European ideas about the universe were still based on the 2000 year…

… come into unison. All countries agree that this problem must be stopped. The Acquired Immune Deficiency Syndrome, also known as AIDS, has struck but this time it will not be ignored like the first time. As humans, the fact that AIDS has been prolonged…

… Darwin) Considered one of the most significant, influential, and controversial publications in history, this book, I felt would be interesting to read and learn from. Although his content in this particular book is the subject of…

… are so many opinions or said to be facts about the Y2K problem, it is impossible to search through all the internet sights and find solid proof for any of these opinions. Some say the Y2K problem is going to be the end of the world, leading to…

… into many layers. The lowest region, the troposphere, extends from the Earth's surface up to about 10 kilometers in altitude. Virtually all human activities occur in the troposphere. Mt. Everest, the tallest mountain on the planet, is only about 9 km…

… is to determine h/e (Plank's constant in units of electron volts), the work function F, and the threshold frequency for the photochathode surface provided . Three filters each having a distinct wavelength, were used to carry out this experiment.…

… the polar bear, is quite an amazing animal. The polar bear is of the order Carnivora and of the family Ursidae. Polar bears live in the extremely cold regions of the Arctic and in Tundra. They range from Alaska to Siberia, and have been found as…

… such as the world Health (WHO) and the United Nations Foods and Agriculture Organisation (FAO) have different definitions of food additives. In laymen terms, a food additive is any substance added to food. Definition: " Any substance…