In determining the length of time radioactive waste should be stored before disposal in normal waste, the isotope’s half-life is considered. What is a half-life?

What do you do if a teacher is unjustly grading you, but also id discriminating because your a girl in a dyn criminal justice class? its almost starting to become harassment because he wont leave me alone about it

Which of the following does not cause blindness? a. cataractsb. glaucomac. osteoarthritisd. diabetes

If you or someone you know may have a mental disorder, it's important to discuss this concern with a trusted adult. t or f