How many times is the rms speed of molecules in 8gm o2? here, R = 8.314 J/moleK = 8.314 kg m²./ s² , M = molar mass, T = temperature in kelvin. The rms speed of a gas changes if its temperature changes. there is no effect pressure and the weight of gas on the […]
What is killing the Great Barrier Reef?
What is killing the Great Barrier Reef? Australia’s Great Barrier Reef has lost more than half of its corals since 1995 due to warmer seas driven by climate change, a study has found. Scientists found all types of corals had suffered a decline across the world’s largest reef system. The steepest falls came after mass […]
What were the first 30 states?
What were the first 30 states? Dates of Succession to the Union 1 Delaware 1787 30 Wisconsin 1848 31 California 1850 32 Minnesota 1858 33 Oregon 1859 Is there 50 states or 51? There are fifty (50) states and Washington D.C.The last two states to join the Union were Alaska (49th) and Hawaii (50th). Both […]
What does temperature change mean?
What does temperature change mean? Noun. 1. temperature change – a process whereby the degree of hotness of a body (or medium) changes. advection – (meteorology) the horizontal transfer of heat or other atmospheric properties. climate change, global climate change – a change in the world’s climate. How does temperature change happen? The Earth’s surface […]
Which country in the Middle East has the smallest population?
Which country in the Middle East has the smallest population? The five least populous countries of the Middle East are: Bahrain: 1,346,613. Qatar: 2,194,817. Kuwait: 2,788,534. Oman: 3,286,936. Lebanon: 6,184,701. Is the Middle East overpopulated? The Middle East has a population of about 246 million, or nearly as many people as the United States. The […]
Where do plants store their energy?
Where do plants store their energy? Hi, Plants store their energy in the form of starch, which is a complex carbohydrate that can be broken down into a simple carbohydrate (glucose) for the plant to use for energy. Plant cells store starch in storage organelles like all cells do. Where do plants obtain the energy […]
What was the last period of dinosaurs?
What was the last period of dinosaurs? Cretaceous Period What were the two major types of dinosaurs? With the discovery of many new species since the 1840s, the Dinosauria now contains two major groups of dinosaurs: the Ornithischia, or “bird-hipped” dinosaurs, and the Saurischia, or “lizard-hipped” dinosaurs. The division between the two groups was made […]
What is the physical meaning of the slope in a velocity time graph?
What is the physical meaning of the slope in a velocity time graph? The slope of a velocity graph represents the acceleration of the object. So, the value of the slope at a particular time represents the acceleration of the object at that instant. What is the importance of slope? The concept of slope is […]
What are the symptoms of low fever?
What are the symptoms of low fever? Signs and Symptoms of Low-Grade Fever Warm skin. A flushed face. Glassy eyes. Chills or Shivering. Sweating. Headache. Muscle Aches. What does a low-grade fever indicate? A fever is when a person’s body temperature is higher than normal. For most people, normal is roughly 98.6° Fahrenheit (37° Celsius). […]
Why do most love marriages fail?
Why do most love marriages fail? Many love marriages result in failure or ends with divorce. This is because the lack of give and take policy, misunderstanding, Ego and responsibility taking. During love, before marriage, both don’t have that much responsibility interms of their life. They will see only love with each other. Are arranged […]