Answer:
When a rock undergoes mechanical weathering, it is broken into smaller and smaller pieces, each retaining the characteristics of the original material, abut increasing the surface area available for chemical attack. Wind, glacial ice, rivers, and waves.
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:
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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.
I think the correct answer from the choices listed above is option A. The gulf stream current is deflected by north america, causing the current to change direction. This is called continental deflection. <span>It is the process when a continent deflects the movement of a current (water or air).</span>
Answer:
D. Pond becoming more acidic to the pollution.
Explanation:
- As the universe consists of two types of loops the positive and the negative feedback loop they are thus called the reinforcing and balancing types of loops in the ecological systems. Aggravates the system
- The positive loop or the feedback may be that the pond reaction to the chemicals thus becoming more of acidic as a result of pollution
- For example, the polar ice caps form a positive loop by the increase in greenhouse gases the melt is induced due to the spread effects and that is a universal phenomenon.
- In order to balance or bring a balance, the pond must become neutral or basic.