A telephone is used for communication by humans between what span?
25 kilometers or more members of their own species global ecosystems 5 centimeters 1 meter Males and females A set number of times 4 microns
A B C D E F G H
Open water races of 5 to 25 kilometers are offered to long distance swimmers.
A telephone is used for communication by humans over 25 kilometers or more.
A telephone is used for communication by humans between what span? (A) 25 kilometers or more (B) members of their own species (C) global ecosystems (D) 5 centimeters (E) 1 meter (F) Males and females (G) A set number of times (H) 4 microns