The correct answer is option Observations can be made from outside the "system".
The study of the plate tectonics allows the observation of the movement of the plate tectonics. These observation can be study to determine the pattern of the movement from outside the plate tectonics system and the event occurring due to plate tectonics can be predicted.
<span>Both are warm blooded creatures. So you have humerus above and ulna beneath, which partake in the elbow joint. Both the dairy animals and human have pivot sort of joint with two insurance tendons to bolster the joint. The main distinction is that you have 180-degree pivot of humerus in human and not so on account of a dairy animals.</span>
By the unequal heating of earths surface
Explanation:
Burning fossil fuels, releasing chemicals into the atmosphere, reducing the amount of forest cover, and the rapid expansion of farming, development, and industrial activities are releasing carbon dioxide into the atmosphere and changing the balance of the climate system.
Food web provides a better model of an ecosystem and model of many different consumers
