Answer:
Sampling
Explanation:
Sampling is a statistical procedure in which a selected number of observations is used to represent the whole observation. When we take an area and we use the population to estimate that of other areas or the whole population, we are simply sampling. Sampling is very important to some specific forms of observations. Sampling can be done randomly or in a systematic way. The goal of sampling is using the part to represent the whole.
1.................,..........
Answer:
The Earth has different compositional and mechanical layers. Compositional layers are determined by their components, while mechanical layers are determined by their physical properties. The outermost solid layer of a rocky planet or natural satellite. ... The Earth has an outer core (liquid) and an inner core (solid).
Explanation:
Answer:
Explanation:
As you go deeper in the Earth both temperature and pressure increases. Although the inner core is very hot, it is solid because it is experiencing very high pressure.
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Shaded Relief map is the type of map that uses relief shading to simulate the appearance of sunlight and shadows. Dark shadows on the map depict steep mountains while the absence of shadow depict a flat land.
Another type of Relief map is Raised Relief Map which is a three dimensional plastic or vinyl map that portrays the physical features of the region.
