What is a simple chemical test that will distinguish calcite from non-carbonate minerals?
Calcite will effervesce in hydrochloric acid. Non-carbonate minerals will not.
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In addition to increasing atmospheric levels of carbon dioxide, humans are negatively impacting coral reefs by ________
A) overharvesting fish and invertebrates that live in reef ecosystems B) introducing alien species that are thought to be more productive C) destroying large regions of coral reefs for commercial aquaculture D) using large amounts of coral rock to pave roads and build houses
If the temperature rises and the amount of moisture in the air remains unchanged, the
relative humidity will increase. Indicate whether the statement is true or false
The arrangement of a phenomenon across Earth's surface is
A) dispersal. B) spatial analysis. C) spatial association. D) distribution. E) regional dissociation.
A floating object oscillates up and down two complete cycles in 1 s as a water wave of wavelength 5 m passes by. The speed of the wave is
A) 2 m/s. B) 5 m/s. C) 10 m/s. D) 15 m/s. E) none of the above