Final answer:
In World War I, tanks, machine guns, and aircraft were developed and used as military technology.
Step-by-step explanation:
In World War I, several types of military technology were developed and used. These technologies included:
- Tanks: Tanks were introduced by the British and used to traverse the difficult terrain of the trenches, providing armored support to infantry troops.
- Machine guns: Machine guns were a devastating weapon on the battlefield, capable of killing multiple soldiers with a single trigger pull.
- Aircraft: Aircraft were used for reconnaissance and later for strafing enemy trenches with machine guns and dropping bombs.
These technologies revolutionized warfare in World War I, making it much more lethal and complex.