Describe two ways in which technology has changed the nature of warfare during world war 1 from the list of words. Thanks

Artillery
Battleship
Flamethrower
Machine gun
Gas shell
Submarine
Tank
Trench system

Technology of warfare changed drastically during the first world war with the introduction of new weaponry and machinery.

Explanation:

These were some of the most important innovations of the time.

Flamethrower : This was one of the most inhumane weapon that was brutally effective in closed quarters but could also kill people in friendly fire.

Machine gun : The introduction of machine gun made firing to enemy lines much easy.

Gas shell : These were a potent weapon of the time and were shorty discontinued.

Submarine : The first submarines were introduced in the end of world war but were not very useful.

Tank  the tank was also a modern introduction in the end of world war.

Trench system was the way of warfare that completely campaigned the pitched battle into a long drawn conflict with small gains and losses.

overtime, the civil rights movement changed in a way that not only it benefited african-americans, but benefited other ethnicity's such as latinos, asians, or women too! that's why the results of the movement be called mixed.

the civil rights movement brought about tremendous changes. no longer were blacks denied the right to vote, to eat, shop, and swim where they , and more importantly, to attend integrated schools. despite its many accomplishments, however, the civil rights movement had its shortcomings. for example, many people, both young and old, lost their lives, homes, jobs, and families. still other individuals were so damaged by psychological trauma that they ceased being productive members of the community. the movement left intact the economic inequities that had contributed to the maintenance of segregation. and finally, racism remained alive and well long after the movement's end. like most movements of its kind, the civil rights movement left behind a mixed legacy of triumph and tragedy.

an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.