<u>Answer:</u>
<em>Anytime observations need to be clarified. When an unusual condition need to be shown for later reference.</em>
<u>Explanation:</u>
Instead of just recording the data the is sometimes important to be sketched out as the data observed is needed to be clarified and also sometimes there is an unusual condition that occurs and hence, it is important to sketch it so that it can be used for later reference.
<em>Therefore, when we are aware of the situation we need not sketch the data.</em>
The equatorward bending of height contours for the 500 mb level imply the presence of a trough because this represents a region of overall lower heights. A valley and a trough are hence equivalent in the upper air flow.
A trough is a linear structural depression with lateral length that occurs in geology. A trough can be a small basin or a natural rift, albeit it is lower than a trench. At the edge of tectonic plates, these landforms frequently form.
Trough, an extended depression in the seafloor that differs from oceanic trenches in that it is shallower, shorter, narrower, and topographically more mild. The Papuan Trough's maximum depth is 2,300 m (7,500 feet), while the Banda Trough's maximum depth is 7,440 m.
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Answer:
C, the relative color
Explanation:
Color indicates the composition of a rock or mineral. A felsic composition is indicated by light colors such as white or pink. Intermediate rocks or minerals have a medium color such as gray or an equal part of dark and light colored minerals . Mafic or ultramafic rocks or minerals are dark colored such as black or brown however they might also contain light colored minerals within them.
Answer:
C- a nation state
Explanation:
for example iraq is divided between the Sunni Muslims, the Shiite muslims and the Kurds
