Can dog whistles damage human ears? Some sounds (such as gunfire or standing next to a helicopter) are so loud (120-160 dB), that any brief exposure to them without wearing earmuffs or earplugs can damage hearing. (This means that the dog whistles are at a very high frequency but that they do not move the […]
What is the difference between boron and silicon?
What is the difference between boron and silicon? Boron is exclusively found in the mineral fraction of bone. Silicon is distributed equally in the mineral and collagen fractions. Data suggest boron and silicon have different biological effects on bone. Silicon loading into bone mineral may be influenced by nutritional factors. What is boron used for? […]
What is CP CV called?
What is CP CV called? The Cp/Cv ratio is also called the heat capacity ratio. (i.e.) Heat Capacity ratio = Cp/Cv = Heat capacity at constant pressure/ Heat capacity at constant volume. How do you calculate CP in thermodynamics? cp = cv + R The specific heat constants for constant pressure and constant volume processes […]
What is the melting point of water?
What is the melting point of water? 0 °C Why water has high boiling point and freezing point? So despite its small molecular weight, water has an incredibly big boiling point. This is because water requires more energy to break its hydrogen bonds before it can then begin to boil. The same concept is applied to […]
What are 3 factors that affect precipitation?
What are 3 factors that affect precipitation? Three factors that might influence the occurrence of precipitation are moisture supply, frontal position and atmospheric instability. Moisture supply: A rule of thumb is that when the relative humidity reaches or exceeds 70% at 850 mb (around 1,500 meters or 5,000 ft. What four factors affect a region’s […]
Who believed that children are born naturally good?
Who believed that children are born naturally good? Locke What does Tabula Rasa mean? scraped tablet What are three things that are core to your identity? The Four Core Elements Your Sense of Significance. Your Purpose. Your Personal Qualities. Your Values. How do I discover my self? 6 Steps to Discover Your True Self Be […]
What do u mean by consumer equilibrium?
What do u mean by consumer equilibrium? Consumer’s equilibrium is a situation when a consumer spends his given income on the purchase of one or more commodities in such a way that he gets the maximum satisfaction and has no urge to change the level of consumption, given the prices of commodities. How does consumer […]
Will Pangea form again?
Will Pangea form again? The last supercontinent, Pangea, formed around 310 million years ago, and started breaking up around 180 million years ago. It has been suggested that the next supercontinent will form in 200-250 million years, so we are currently about halfway through the scattered phase of the current supercontinent cycle. What is the […]
What would be the path of reflected light if an incident ray passes through focus?
What would be the path of reflected light if an incident ray passes through focus? An incident ray passing through the focus will be reflected parallel to the principal axis. Why the light ray retraces its path when it passes through Centre of curvature? Answer: The reason for light falling on the centre of curvature […]
What are the signs and symptoms of nystagmus?
What are the signs and symptoms of nystagmus? In addition to rapid eye movement, nystagmus symptoms include: sensitivity to light. dizziness. difficulty seeing in the dark. vision problems. holding the head in a turned or tilted position. the feeling that the world is shaking. What type of doctor treats nystagmus? Johns Hopkins neurologists have treated […]