Examlex
Basalt and gabbro are the rocks that crystallize from mafic magma.
Metric Tonne
A unit of mass equivalent to 1,000 kilograms or approximately 2,204.6 pounds.
US$
The abbreviation for United States Dollar, the official currency of the United States.
West Virginia Coal
Coal mining industry in the state of West Virginia, known for its significant contribution to the US coal supply.
Currency Exchange
The act of exchanging one country's currency for another's, often done to facilitate international trade or travel.
Q11: The evolution of _ is well recorded
Q23: A useful computational shortcut for the ANOVA
Q33: Composite volcanoes are also known as _
Q35: If the slope (b) is zero, the
Q40: The composition of the mantle is primarily
Q47: During the Paleozoic, cratons were covered with
Q48: The velocities of P- and S-waves are
Q49: Animals with rigid skeletons appeared abruptly in
Q52: Most common minerals can be identified by
Q58: What term describes molecules that are intermediate