Telephone companies are replacing older, analog lines with digital lines because
a. wireless transmissions can be used only for short distances. b. computers can now be equipped with modems to translate transmissions. c. digital lines are less expensive. d. data is transmitted more quickly over digital lines.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Which one of the following research methods can show cause and effect

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f