What is an example of Preconventional morality? Preconventional morality – young children under the age of 9 The first stage highlights the self-interest of children in their decision making as they seek to avoid punishment at all costs. In relation to our example above, the man should not steal the medication from the pharmacy as […]
What is the first invention of science?
What is the first invention of science? Date Invention or discovery Prehistory 3500 BCE Humans invent the wheel. 3000 BCE First written languages are developed by the Sumerian people of southern Mesopotamia (part of modern Iraq). ~2500 BCE Ancient Egyptians produce papyrus, a crude early version of paper. How is math related to science? In […]
Why does the size of the chest cavity increase during inhalation?
Why does the size of the chest cavity increase during inhalation? During the process of inhalation, the lung volume expands as a result of the contraction of the diaphragm and intercostal muscles (the muscles that are connected to the rib cage), thus expanding the thoracic cavity. Due to this increase in volume, the pressure is […]
What is the symbol for wind?
What is the symbol for wind? Wind Speed & Direction Calm wind is indicated by a large circle drawn around the skycover symbol. One long barb is used to indicate each 10 knots with the short barb representing 5 knots. What do weather Wind symbols mean? Symbols indicate the weather for the stated time. Wind […]
How does the Hubble telescope allow us to see back in time?
How long does a nuclear core last?
How long does a nuclear core last? U.S. nuclear plants are proving that age is really just a number. As the average age of American reactors approaches 40 years old, experts say there are no technical limits to these units churning out clean and reliable energy for an additional 40 years or longer. What happens […]
Why is fuel density important?
Why is fuel density important? Density is an important fuel property with respect to volumetric fuel economy and maximum power. In such cases lower NOx emissions are observed due to lower peak pressure and temperature, as well as lower PM emissions due to the overall leaning of the air/fuel mixture. What is energy density of […]
How much heat is trapped in the atmosphere?
How much heat is trapped in the atmosphere? Earth’s surface warms up in the sunlight. At night, Earth’s surface cools, releasing heat back into the air. But some of the heat is trapped by the greenhouse gases in the atmosphere. That’s what keeps our Earth a warm and cozy 58 degrees Fahrenheit (14 degrees Celsius), […]
Is it possible to travel between dimensions?
Is it possible to travel between dimensions? That is easy. You just have to stand up and walk forward and backward, for traveling in the first dimension; then, left and right, for traveling in the second dimension; and finally jumping up and coming down, for traveling in the third dimension. There are only three spatial […]
What country is running out of water?
What country is running out of water? Mexico. Mexico is one of those countries that is experiencing some serious water crisis in the world. The capital city of Mexico is home to about 21 million people which is about 20 percent of the entire country’s population. Not only this, one in every five citizens in […]