The convection drive plates tectonics through a combination of pushing and spreading apart at mid-ocean ridges and pulling and sinking downward at subduction zones. At subduction zones, two tectonic plates meet and one slides beneath the other back into the mantle, the layer underneath the crust.
<span>one way is.... many skeletons of dead animals melted together and formed the coral reef. another is ..... volcanic eruption.</span>
Explanation:
hydrogen, oxygen and fluorine
Bubonic plague effected on European feudalism as it hastened feudalism's decline due to the system's reliance on peasant labor.
Answer: Option A
<u>Explanation:
</u>
Bubonic Plague was an epidemic disease which had spread in Europe in 14th century and resulted in the death of 30-60% of European population. This deadly disease has also resulted in the decline of Feudalism.
The system of feudalism largely dependent of the peasants or labourers which were known as serfs who were employed by the knights and worked under the barons( who worked for the kings).
The Black death or the plague had affected the peasants the most hence breaking the system as the now there was great shortage of labour.
