What two things made it possible for explorers to travel all over the world in sailing vessels?

the outcome of 1970 oil crisis in united states was that, they began to search ways on how to reduce oil.

in 1970 was a period when there were energy and oil crisis. those who were major centers for industrialization were forced to keep way from supplying of petroleum.

some of the result of this crisis was economic growth became stagnant because prices of oil surged.

due to the increased prices some countries like mexico and norway benefited.

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse