What is the definition of a radioactive element

From his studies of coptic, champollion knew that the egyptian word for "sun" was pronounced rah. he wrote down the first two letters of that sound, ra. next he put a question mark for the unknown middle hieroglyph. then, at the end, he wrote ss, the sound of the last two hieroglyphs. he studied the combination: ra ? ss. suddenly he remembered a famous pharaoh whose name appeared in ancient greek chronicles and also in the biblical book of exodus: rameses, or ramesses. could this be a hieroglyphic representation of ramesses' name? based on the excerpt, what detail did champollion need to conclude that the hieroglyphics might represent ramesses’s name?

What is a predic. how did the great railroad strike of 1877 demonstrate the power of workers? ate noun?

Need ! compare and contrast your independent reading selection with one or two other selections you have read in this unit. support your response with at least two pieces of evidence from your independent reading selection. be sure to give the title and author of your selection.