5
It started in Missouri and passed through what is now Iowa, Kansas, Nebraska and Wyoming, ending in Idaho, Oregon and Washington---known at the time as "Oregon Country.The states didn't pass through the Oregon Trail, but the trail went through the states.
yes
its a pass way to get to the Oregon trail
Yes. It passes through Missouri, Kansas, Nebraska, Wyoming, Idaho, and Oregon.
wyoming
The Oregon Trail led to the Willamette Valley of Oregon.The Oregon Trail was a dirt wagon road that went from St. Louis, Missouri, up the Mississippi along the banks of the the Mississippi River to the Missouri. It went to the North Platt. From there it went through South Pass on through Idaho to the Columbia River and from there, along the banks of the Columbia to the Willamette Valley of Oregon.
It is 7,550ft or 2,301m
5
Texas Roadhouse
Not counting Washington and Arizona, you would pass through Oregon and Nevada.
South Pass was where the travelers on the Oregon Trail crossed the mountains. This is the only way the pioneers could get a wagon through the mountains.