Why is pulling easier than lifting? It takes more force to lift because you are moving all the weight up. While pushing, you only have to over ride the friction of the object against the ground. Because the coefficient of friction between a box and the ground is usually less than 1. So, it is […]
What are the human activities that affects soil?
What are the human activities that affects soil? These include land use change, land management, land degradation, soil sealing, and mining. The intensity of land use also has a great impact on soils. Soils are also subject to indirect impacts arising from human activity, such as acid deposition (for example, sulphur and nitrogen) and heavy […]
Why is appearance alone no longer considered sufficient evidence for classifying organisms?
Why is appearance alone no longer considered sufficient evidence for classifying organisms? Why is appearance alone no longer considered sufficient evidence for classifying organisms? Scientists concluded from evolutionary evidence that some species that look identical are different species and others that appear different are the same species. Species dont have control over/choice in adaptive characters. […]
What time of day do most thunderstorms occur?
What time of day do most thunderstorms occur? Thunderstorms are most likely in the spring and summer months and during the afternoon and evening hours, but they can occur year-round and at all hours. Along the Gulf Coast and across the southeastern and western states, most thunderstorms occur during the afternoon. Is it safe to […]
What are 2 types of respiration?
What are 2 types of respiration? There are two types of Respiration: Aerobic Respiration — Takes place in the presence of oxygen. Anaerobic Respiration –Takes place in the absence of oxygen. What is fast breathing called? Tachypnea is the term that your health care provider uses to describe your breathing if it is too fast, […]
Which are chains of glucose linked together?
Which are chains of glucose linked together? Polysaccharides: Starch, Glycogen, and Cellulose Plants store energy as starch , which consists of very long chains of glucose linked together. What holds glucose together? Tiny forces called hydrogen bonds hold the glucose molecules together, and the chains in close proximity. Although each hydrogen bond is very, very […]
How can I naturally cleanse my colon?
How can I naturally cleanse my colon? 7 Ways to do a natural colon cleanse at home Water flush. Drinking plenty of water and staying hydrated is a great way to regulate digestion. Saltwater flush. You can also try a saltwater flush. High-fiber diet. Juices and smoothies. More resistant starches. Probiotics. Herbal teas. How do […]
What is the difference between volts and current?
What is the difference between volts and current? Voltage is the difference in charge between two points. Current is the rate at which charge is flowing. How is electrical power measured? Electricity is measured in units of power called Watts, named to honor James Watt, the inventor of the steam engine. A Watt is the […]
Can force be in pounds?
Can force be in pounds? The pound-force is a non-SI unit of force or weight (properly abbreviated “lbf” or “lbf”). The pound-force is equal to a mass of one pound multiplied by the standard acceleration due to gravity on Earth (which is defined as exactly 9.806 65 m/s², or exactly 196,133/6096 ft/s², or approximately 32.174 […]
Who is the father of scientific astronomy?
Who is the father of scientific astronomy? Copernicus Is doubt the starting position of science? Doubt has been considered essential to science since long before the scientific method was established in the 17th century. Is science really objective? Scientific knowledge is purely objective, and it is an objective description of the real structure of the […]