The lowlands west of australia's eastern mountain range are drained by the murray-darling river system, with its main headwaters in the great basin.
a. artesian
b. barrier
c. dividing
d. darling
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Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.

What is the process that powers plate tectonics