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:
Core is made up of <em>a</em><em>l</em><em>l</em><em>o</em><em>y</em> which is the combination of <em>I</em><em>r</em><em>o</em><em>n</em><em> </em><em>,</em><em> </em><em>N</em><em>i</em><em>c</em><em>k</em><em>e</em><em>l</em><em> </em><em>,</em><em> </em><em>G</em><em>o</em><em>l</em><em>d</em><em> </em><em>,</em><em> </em><em>P</em><em>l</em><em>a</em><em>t</em><em>i</em><em>n</em><em>u</em><em>m</em><em> </em>and <em> </em><em>U</em><em>r</em><em>a</em><em>n</em><em>i</em><em>u</em><em>m</em><em>.</em>
(From Google)
B. Natural selection and Evolution both show the change over time in the survival of a specific organism. Natural Selection chooses traits that correspond the best with the ecosystem, while evolution gradually changes the species as a whole to cope with the surroundings.
<span>The extra water vapor begins to condense out of the air parcel the form of liquid water droplets and a cloud is formed .Another way mountains cause cloud formation is when air rises because the mountain is warmer than the surrounding air and causes the air to rise.</span>