Questions

Assessing opportunity cost involves making choices and dealing with consequences.

For a thirsty person, drinking water serves to reduce a drive.

A daisy-wheel printer works on the same principle as a ball-head typewriter. Daisy wheel printer is a type of impact printer invented in 1969.

The daisy wheel is a disk made of plastic or metal on which characters stand out in relief along the outer edge. To print a character, the printer rotates the disk until the desired letter is facing the paper.

A gamma ray or gamma radiation, is a penetrating electromagnetic radiation arising from the radioactive decay of atomic nuclei. It consists of the shortest wavelength electromagnetic waves and so imparts the highest photon energy.

Gamma rays are emanations that have neither mass nor charge.

Soviet Union

Sicily