Heyy all the girls out there, what happens in girls slumber party

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

9. the history of life on earth is recorded in