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education insights

Why is sonometer box hollow from inside?

Score: 4.4/5 (35 votes) The holes in the sonometer box provides a way so that vibrations from the tuning fork (which is excited near the sonometer) is transferred to the inside of the sonometer box. ... Hence holes are provided to the sonometer box to communicate the frequency of vibration of the st...

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health

Can raucous be an adjective?

Score: 4.3/5 (24 votes) How does the adjective raucous contrast with its synonyms? Some common synonyms of raucous are earsplitting, loud, stentorian, and strident. While all these words mean "marked by intensity or volume of sound," raucous implies a loud harsh grating tone, especially of voice, an...

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policy and governance

Whats a concerning pulse ox?

Score: 4.9/5 (6 votes) A normal level of oxygen is usually 95% or higher. Some people with chronic lung disease or sleep apnea can have normal levels around 90%. The “SpO2” reading on a pulse oximeter shows the percentage of oxygen in someone's blood. If your home SpO2 reading is lower than 95%...

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global affairs

During collision – remains constant?

Score: 5/5 (40 votes) During collision total momentum of all the objects in an isolated system remains constant.What is constant in a collision?Although the momentum of individual objects may change during a collision, the total momentum of all the objects in an isolated system remains constant.Does...

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culture and society

How does ramadan work?

Score: 4.5/5 (17 votes) During the holy month of Ramadan, which occurs on the ninth month of the lunar-based Islamic calendar, all Muslims are required to abstain from food and drink from dawn to dusk for 30 days. ... Fasting during Ramadan means abstinence from all food or drink, including water an...

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global affairs

Were neanderthals taller than humans?

Score: 4.1/5 (35 votes) Evidence from skeletons shows that Neanderthals were smaller than modern humans, usually between 150 – 160 centimetres tall, but some of the Le Rozel footprints seem to have been made by someone with a height of 175 centimetres. This is the average height of a man in the USA ...

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social impact

When was darjeeling gifted to british india?

Score: 4.6/5 (70 votes) In Nov. 1864, the treaty of Sinchula was executed in which the Bhutan Duars with the passes leading into the hills and Kalimpong were ceded to the British. The Darjeeling district can be said to have assumed its present shape and size in 1866 is 1234 sq. miles.Who gifted Darj...

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data and analysis

Do variegated leaves contain chlorophyll?

Score: 4.9/5 (13 votes) Variegated leaves have green parts (where the cells contain chlorophyll) and white parts (where there is no chlorophyll). Only the parts that were green become blue/black with iodine solution, showing the importance of chlorophyll in photosynthesis.Do variegated plants have c...

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education insights

Why poultry is bad for you?

Score: 4.5/5 (56 votes) That's because new research, published Tuesday in the American Journal of Clinical Nutrition, is raising questions about poultry and cholesterol. The small study found that consuming high levels of red meat or white poultry resulted in higher blood cholesterol levels tha...

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social impact

What is a no solution?

Score: 4.7/5 (26 votes) No solution would mean that there is no answer to the equation. It is impossible for the equation to be true no matter what value we assign to the variable.How do you find no solution?Normally when solving problems you end up with something at the end saying, x= [some number]...

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