Here are three practice problems, with increasing difficulty for you to try out. (But don’t stop practicing with these three problems!) These are from Fundamentals of Physics, Halliday, 9E, with the corresponding numbers from Chapter Two. (1,7,70) PROBLEMS ARE MOVING TO HERE: Motion Along A Straight Line Problems Level: Easy 1.During a hard sneeze, your […]
What is The Food Chain Why We Need The Food Chain Most food chains start with plant life, like grass and progress to large predators, like lions. We need the food chain so that all life can live, breed, and evolve on earth. Food chains let us know how plant life and animal life get […]
Mucus is a slippery liquid made by mucous membranes. These membranes line the passageways inside our bodies that connect to the outside environment, including the nose, the mouth, the respiratory passages, the digestive tract and the reproductive tract. Mucus may destroy bacteria and viruses, trap particles such as dirt, prevent water loss, humidify a passageway, […]
Change is good, change is great! This is why there will be a diversion from the normal text introduction to this particular educational hub. Please watch the short video below to begin learning about this fascinating, natural phenomenon. What IS an earthquake and why do they occur? What is an earthquake? Stress within the Earth’s […]
Canons of Taxation: The canons of taxation were first presented by Adam Smith in his famous book ‘The Wealth of Nations ’. These canons of taxation define numerous rules and principles upon which a good taxation system should be built. Although these canons of taxation were presented a very long time ago, they are still […]
Maple Syrup Urine Disease Maple Syrup Urine Disease is exactly what it sounds like. Victims of this disease have urine that smells like maple syrup due to an imbalance of amino acids. A genetic defect causes a fatal flaw in the manner that three amino acids, leucine, isoleucine, and valine, are broken down. Maple Syrup […]
Easy, Fun Experiment that Lets you Eat Chocolate! My daughter Mollie wanted a fun science experiment using candy, so we came up with the question “Which Chocolate Melts the Fastest?” We covered a lot of ground in her experiment, testing wrapped or unwrapped, different kinds of chocolate and also whether added ingredients made a difference. […]
The military. Something that has existed in some way, shape, or form for millennia. Joining is deemed honorable, patriotic, and by some, expected. Some, on the other hand, despise it. The thought of military makes them nauseous. They are conscientious objectors to their core. However, this series of articles is not just about the military. […]
Have you ever wondered whether or not spiders breathe? If so, have you ever wondered how their respiratory system works? Well, first, spiders do breathe. They just do not breathe like mammals and other animals do. They do not take a breath through their mouth like humans do but instead they breathe through their skin […]
Bones are impressive structures that are even more amazing than many people realize. They provide attachment sites for muscles and enable us to move. Some, such as the skull and ribs, protect vital organs. They also make our blood cells, store minerals such as calcium and release them when necessary, and store lipids, which are […]
Then and Now I am sure many of you, as well as I have pondered the simple question: How did we get to where we are? Why is the world full of so much hate? And where do I honestly stand on this spectrum? Sure, its easy to think we are all good people with […]
Resignations Keep Coming –friends and Supporters Get Jobs The Southside ISD has had one of the largest turnarounds in history. As the newly elected board took over, staff from the highest level to the lowest have left for jobs in other districts. At last count well over 100+ employees were hired to fill vacancies at […]