What are two types of system software

In a cellular network each cell is controlled by a tower what are these towers called?

Scientists have changed the model of the atom as they have gathered new evidence. one of the atomic models is shown below. what experimental evidence led to the development of this atomic model from the one before it? a few of the positive particles aimed at a gold foil seemed to bounce back. the colors of light emitted from heated atoms had very specific energies. experiments with water vapor showed that elements combine in specific proportions. cathode rays were bent in the same way whenever a magnet was brought near them.

Type the correct answer in the box. spell all words correctly. what is the default margin width on all four sides of a document? by default, the document has a margin on all four sides.