Oxygen causes the chemical weathering of a rock containing iron to become soft and crumbly and reddish brown in color.
<h3>What is the role of oxygen in rock weathering?</h3>
Oxygen is said to be a very reactive element and this often makes it reacts with rocks and this often leads to rust formation and others.
Therefore, Oxygen causes the chemical weathering of a rock containing iron to become soft and crumbly and reddish brown in color.
Learn more about Oxygen from
brainly.com/question/26073928
#SPJ12
Answer:
Africa to Middle east to Asia and to Oceania and then to Eurasia and to America.
Explanation:
- The human migration started around 2 million years ago form the continent of Africa, the early humans crossed the land bridges that were covered by water.
- The population of the early homo sapiens migrated to Europe between the 130,000 and 115,000 million years ago. Reaching china through the nile valley and heading to the middle east into modern Israel by the Strait on the Red Sea at the time sea level was much lower and narrow.
- <u>The migration continued through Asia to the southeastern coast and entering the Australia 50,000 years ago. At the time of the last glacial maximum. Also, the coastal population around the southeast Asia grew with the dispersal of the humans giving rise to the old and the new world i.e America.
</u>
- Paleo Indians emerged for central Asia crossing the Beringia land bridge between the eastern Siberia and present-day Alaska. Continued by the end of the last glacial peroid i.e 23,000 years BP.
A. Korea the U.S tried to stop the spread of communism in Korea. It was divided to the US and the Russians. <span />
The tectonic plates whose turbulent interactions formed Iceland, are the Eurasian tectonic plate and the North American tectonic plate. Spanning the Mid-Atlantic Ridge, Iceland emerged as a result of the divergent, spreading, boundary between these two plates and the activity of Iceland´s own hotspot or mantle plume.
Japan, India, etc
Hope this helps!
