Can white noise kill you? Does Noise harm your Brain? Well yes. It turns out, the continuous background noise also known as white noise which comes from machines and other appliances, can harm your brain, it does so by overstimulating your auditory cortex– the part of the brain that helps us perceive sound. And it’s […]
Is Melting exothermic or endothermic?
Is Melting exothermic or endothermic? Phases and Phase Transitions Phase Transition Direction of ΔH Fusion (Melting) (solid to liquid) ΔH>0; enthalpy increases (endothermic process) Vaporization (liquid to gas) ΔH>0; enthalpy increases (endothermic process) Sublimation (solid to gas) ΔH>0; enthalpy increases (endothermic process) What are two examples of exothermic? Examples of Exothermic Reactions any combustion reaction. […]
What are the 5 core democratic values?
What are the 5 core democratic values? Liberty and equality. These words represent basic values of democratic political systems, including that of the United States. Rule by absolute monarchs and emperors has often brought peace and order, but at the cost of personal freedoms. What are the 4 values of democracy? According to American political […]
Is walking resistance training?
Is walking resistance training? Walking is great cardio but you also need strength training to balance it out. While there are a lot of dynamic duos in the fitness world, one stands out as a low-impact, high-benefit option accessible to almost everyone — walking and strength training. Are squats resistance training? Squats are typically seen […]
How many possible molecules are there?
How many possible molecules are there? According to the Chemical Abstracts Service, CAS REGISTRY (SM) contains more than 90 million unique organic and inorganic chemical substances, such as alloys, coordination compounds, minerals, mixtures, polymers and salts, and more than 65 million sequences—more than any other database of its kind. What is the 2nd most common […]
What is the prefix nano used to describe quizlet?
What is the prefix nano used to describe quizlet? a prefix meaning one billionth, creating and manipulating materials at the nanoscale. What is the prefix nano used to describe? The term “nano” comes from ancient Greek and means “dwarf” (nános = dwarf). Used as a prefix, “nano” denotes 10-9, just as “kilo” denotes 103 and […]
What is a normal Haemoglobin level?
What is a normal Haemoglobin level? The normal range for hemoglobin is: For men, 13.5 to 17.5 grams per deciliter. For women, 12.0 to 15.5 grams per deciliter. What are the factors which enable the binding of oxygen to Haemoglobin? Several factors influence the binding of oxygen to hemoglobin: temperature, pH, PCO2 and 2,3 diphosphoglycerate […]
How do you classify living and nonliving things?
How do you classify living and nonliving things? The term living thing refers to things that are now or once were alive. A non-living thing is anything that was never alive. In order for something to be classified as living, it must grow and develop, use energy, reproduce, be made of cells, respond to its […]
What is a different source of water?
What is a different source of water? 3.1 Types of water source. In Study Session 1 you were introduced to the three main sources of water: groundwater, surface water and rainwater. In arid regions where seawater is accessible (such as in the Middle East), desalination (the removal of salts from water) is used to generate […]
What is the biggest disaster in history?
What is the biggest disaster in history? Ten deadliest natural disasters by highest estimated death toll excluding epidemics and famines Rank Death toll (Highest estimate) Event 1. 4,000,000 1931 China floods 2. 2,000,000 1887 Yellow River flood 3. 830,000 1556 Shaanxi earthquake 4. 655,000 1976 Tangshan earthquake How do we reduce disaster risk? Reducing exposure […]