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How old is the earth
Ans) The earth has only very freshly been accurately dated. Until astonishingly recently, the earth was thought to be anywhere among a few hundred thousand and a few million years old. Now it is thought that the Earth is 4.6 billion years old, and was formed by interstellar dust coming together and being involved to an increasingly strong gravitational force.
Cycling of materials in ecosystem: Living organisms require four nutrients in relatively large amounts, these are carbon. oxygen, nitrogen and hydrogen. They also require phosp
Making a precision reflecting telescope It is fairly beyond the scope of this book to include the intricate details for mirror grinding and testing. Though, some teachers may w
what is meant by this topic?
Saponification :- Fats when boiled with alcoholic solution of NaOH or KOH undergo hydrolysis into glycerol and fatty acids and the latter form soaps with Na or K. The
Geocentric Universe of the Ancients: The earliest ideas of the Egyptians and Sumerians about the universe may seem strangeto us. The Earth appeared flat 2nd solid tg them.
What is the important role of Vitamin K Vitamin K , as you may already know, is a fat-soluble vitamin that plays an important role in blood clotting. It was first observe
In many states, marijuana is now legal for certain medical purposes. Identify some clinical issues that may now present themselves because of this. What if you have a client who is
1. Explain the fundamental scientific principles, including basic principles of chemistry and physics. 2. Give an example that applies scientific principles to the study of zo
diseases caused by viruses?
principle of EDTA..
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