3) summarize the ways the desert can preserve a body. 4) as our technology improves, scientists have better tools to work with and conduct experiments. does this mean previous scientific work is wrong or useless? explain. 5) by using x-rays, they were able to determine that the mummy did have internal organs. true false 6) ancient egyptians mummified animals. true false 7) the body of the 18-year-old "king tut" had been placed in a old wooden coffin. true false 8) the egyptians first calendar was based on revolutions of the moon around the earth. true false 11) name at least three contributions that egyptians made to aid in society today.