Answer:
The Mazama ash is an example of a marker bed.
Explanation:
Marker beds are distinct strata that are found in other sites in the same region. They can give evidence to age of sediments in a new site if they’ve been assigned a date in other sites. The Mazama ash is consisted of fragments that were ejected into the air by a volcanic eruption of the Mount Mazama, from Oregon Cascades. It blew up 6900 years ago and the ashes were carried by the wind. When the ash settled, it created a marker bed.
Answer:
1. States 2. Congress
Explanation:
There are two ways to change the Constitution. The first involves States calling a constitutional convention and 2/3rds of them making a change. The second involves a 2/3rds vote in Congress.
27 Amendments have been added to the Constitution.
<span>During the 1920s, it was a turning point for the African-American people because there was a chance for them to escape the south cities to north cities in order to avoid the racial discrimination. This Great Migration that happened, had greatly improved the lives of the African American peoplemostly because they were given social freedom and were free to have opportunities.</span>
Answer: The answer is A
a disastrous invasion of Russia
Explanation: