We can detect the hardness of water taken from different sources by adding soap to it. If the soap does not form micelle in the water then it will be hard water. In simple language if the soap doesnot disslove in water then it will be soft water.
The most of the primary production occur near the ocean surface. The answer is A. first 75 feet
Answer:
According to the Food Lovers Companion, The name "hamburger" comes from the seaport town of Hamburg, Germany, where it is thought that 19th-century sailors brought back the idea of raw shredded beef (known today as beef tartare) after trading with the Baltic provinces of Russia.
Answer:
try C but I'm jus guessing
I think it has to do with its age and being around for millions of years.