Are animals physical or chemical weathering? Plants and animals can be agents of mechanical weathering. The seed of a tree may sprout in soil that…
What are examples of an ideal gas? Many gases such as nitrogen, oxygen, hydrogen, noble gases, some heavier gases like carbon dioxide and mixtures such…
What did the 13th 14th and 15th amendments do? The 13th, 14th, and 15th Amendments, known collectively as the Civil War Amendments, were designed to…
How do I find out where my Singer sewing machine was made? If your machine has a serial number beginning with 2 alpha characters, those…
What do all solutions have in common? Every solution is a combination of at least one solvent and solute. solvent – The substance that makes…
What were pueblos used for? Most pueblos had large underground rooms called kivas that were used for ceremonies and meetings. Structures made of adobe would…
What does a parliament represent? Parliament is the supreme legislative body of India. The Indian Parliament comprises of the President and the two Houses –…
What was the first organ to be donated and transplanted? 1963 – The world’s first liver transplant is performed by Dr Thomas Starzl in Denver,…
Why is photochemical smog called LA smog? Photochemical smog: This type of smog was observed in Los Angeles(1940s) and hence named as Los Angeles smog.…
What effect does war have on families? Among the more observable effects of war on the family are the withdrawal of young men from civilian,…
How do you read Wedgwood marks? The standard impress mark ‘WEDGWOOD’ appears on ceramics that also have a three-letter code. Within the three-letter code, the…