Answer:
The space suit
Though the first man stepped on the moon in 1969, in the 1930s astronomers and physicists were already planning for the voyage to outer space. Emilio Herrera Linares, a Spanish military colonel, is credited with being the first to design a pressurised suit which was used in a high-altitude balloon flight in 1936.
The modern mop
While the mop isn’t the most glamorous of inventions, it certainly is one of the most useful. People had been using rags to wash floors since the 15th century but it was in the 1960s that the engineer Manuel Jalón Corominas had the idea to create a purpose-built mop with a bucket to ring the water out in.
Explanation:
that's just a few ^_^!!!
The 13 colonies opposed these acts because the colonies were being taxed without representation meaning that the colonies usually made their own taxed untill the Britsh stated tax acts without giving the colonies any say on if they wanted them so the colonies protest these acts fearing that the colonies were going to get pushed around by the Britsh
Do Paleolítico superior em diante, há ampla evidência de que os primeiros humanos usavam outros materiais além de pedra, como osso, chifre e marfim, como parte de seu kit de ferramentas. os ossos longos (ossos dos membros) dos animais podem ser divididos e moldados em ferramentas como furadores, picaretas e agulhas.
<span>all thirteen states had to approve and Rhode Island voted no </span>