The great rift valley was formed by violent subterranean forces that tore apart the earth's crust. These forces caused huge chunks of the crust to sink between parallel fault lines and force up molten rock in volcanic eruptions.
According to the First World War page on the Australian War Memorial website from a population of fewer than five million, 416,809 men enlisted, of which over 60,000 were killed and 156,000 wounded, gassed, or taken prisoner. The latest figure for those killed is given as 62,000.
Answer:
The statement is True
Explanation:
The statement;
Weathering is an example of an external force of change
is TRUE.
Weathering refers to the chemical and physical processes which alter the characteristics of rocks on or near the earth's crust