What is periscope mention its principle and uses? A periscope is an optical instrument that uses a system of prisms, lenses or mirrors to reflect images through a tube. Light from a distant object strikes the top mirror and is then reflected at an angle of 90 degrees down the periscope tube. What is a […]
What were common diseases in the 1800s?
What were common diseases in the 1800s? Diseases and epidemics of the 19th century included long-standing epidemic threats such as smallpox, typhus, yellow fever, and scarlet fever. In addition, cholera emerged as an epidemic threat and spread worldwide in six pandemics in the nineteenth century. What was the leading cause of death in the 1800s? […]
What is the northernmost Florida Key?
What is John Steinbeck known for?
What symmetry does a heart have?
Can a bad MAF sensor cause smoke?
What artists use recycled materials?
What artists use recycled materials? 13 Incredible Artivists Using Recycled Materials in Their… Barefooted Welder | Scrap metal sculptor from Australia. HA Schult | Sculptures made out of garbage. Robert Bradford | Sculptures made out of recycled toys. Steven Rodrig | PCB sculptures using discarded electronics. Guerra de la Paz | Sculptures made of recycled […]
How can a teen start a love story?
What is a perforation error on a stamp?
What is a perforation error on a stamp? Imperforate errors: Sometimes referred to as a perforation error, this occurs when perforations are missing from one or several sides of a stamp. Perforations are a series of small holes or apertures which are designed to enable easier separation of the stamps in a sheet. How do […]
What is a tribute speech at a funeral?
What is a tribute speech at a funeral? A memorial tribute is a speech given at a funeral or memorial service, usually by someone close to the person who died. It may include a brief history of life, personal memories, anecdotes, interests or hobbies, and favorite quotes. Preparation is important , especially because of the […]