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A large tablet used for writing on with chalk is commonly known as a "chalkboard" or "blackboard." These are typically large, flat surfaces made of a smooth, dark material (traditionally slate, but now often made of materials like wood, laminate, or painted steel) that allows chalk to be used for writing or drawing. Chalkboards are commonly used in classrooms, offices, and other educational or instructional settings for teaching, brainstorming, making presentations, or displaying information. They are also sometimes used in restaurants or cafes as menu boards.
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What value is ued to express the acidity or bacity of a solution called?
The acidity or basicity are expressed by pH (the negative logarithm of the activity of hydronium ion).
Why water is ued to nextinguish fire?
Water is used to put out a fire because, it tends to cut off the oxygen that is feeding the fire and, because it has a high heat of vaporization into steam, it rather rapidly cools the burning pieces. Additionally, usually, it's readily available.
What is the main metal used for bullet train?
Trains consists mainly of various steel alloys, although sometimes aluminium gets used for body panels. Then there's copper and possibly aluminium for whatever wiring the train has. Brass for the occasional bushing/bearing.
Why are stem cells from human embryos ued to treat some diseases?
Stem cells from human embryos are used to treat some diseases because they have the unique ability to differentiate into any cell type in the body, offering potential for regenerative medicine. This versatility allows researchers to develop therapies for conditions such as spinal cord injuries, neurodegenerative diseases, and certain types of cancer. Additionally, embryonic stem cells can proliferate indefinitely in culture, providing a sustainable source for research and potential treatments. However, their use raises ethical concerns regarding the source of the cells.
Which microscope should be ued for a virus is 50nm in size and why?
A virus of 50nm would be too small to see unless an electron microscope was used because it has greater resolving power and a resolution up to .1nm. A microscope using compound light as the means of illumination could not resolve better than approx. 200nms.
What is the water cycle ued for?
nothing
Which organelle is ued for cellular respiration?
Mitochondria
How Incas dressed?
How did incas ued to dress
Who ued to live at Mesa Verde?
Pueblo Indians
Why is an encylopedia ued?
encyclopedia is used for correct references.
Are gemma rays a type of nuclear radiation?
Ued
A trochanter roll is ued to?
prevent external rotation of the hip
Why is stainless steel ued in saucepans?
so that it wont rust.
When is real time risk management ued?
all the time
When is real-time risk management ued?
all the time
What do you call a 1 or 0 ued in representation of computer data?
Bit
What computer used for research?
maha computer ls ued for reasearch
