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.
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The answer is (A. Afghanistan).
The two minerals that are found in cement are : Silica and calcite.
<u>Explanation:</u>
Different minerals form the composition of cement but the minerals that are most commonly found in cement are calcite which is contained in the limestone.
The other mineral that is used in the production of cement is silica in the form of raw rock type used to make cement which is found in clay. So they form an important part of formation of cement.
Answer:
The wall acts as a dissipator for the energy of the ocean waves.
That is why on some coasts to reduce the force with which the waves collide on the shore, breakwaters are made to stop said maritime energy.
Explanation:
That is why this wall, if it is well built, acts as a barrier and stops the waves dissipating it with less energy on the maritime coast.
The word “terrorism” was first introduced after the French Revolution
