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19 Cards in this Set

  • Front
  • Back
Gold does/does not rust or corrode.
does not
Nitrogen is ___% of the atmosphere.
The most dry desert conditions exist in...
in Chile along the coast.
The war of pacific (1879), was between Chile and...
sometimes called the Saltpeter War in reference to its original cause, was fought between Chile and the joint forces of Bolivia and Peru, from 1879 to 1884. Chile gained substantial mineral-rich (salt-peter and guano, i.e. nitrate minerals) territory in the conflict, annexing both the Peruvian province of Tarapacá and the Bolivian province of Litoral, leaving Bolivia as a land-locked country.
The Haber-Bosch process made it possible to...
refine ammonia from nitrogen gas in the atmosphere.
One of three elements essential for root growth; found in bones and teeth.
The five types of renewable alternative energy sources are...
geothermal, hydroelectric, wind, solar, tidal
Types of non-fossil fuel energy sources
Problems with wind energy
It takes special kind of wind mill with a turbine, needs allot of wind, see China.
Low quality Solar energy
requires use of heat directly, such as in using sunlight to heat water, or air for heating.
High quality Solar energy
The use of sunlight to generating electricity, as heliostats, parabolic reflectors, or photovoltaic cells.
Solar paneling usually operates at only ______% efficiency.
Geothermal Energy
Uses earth’s internal heat to create electricity.
Nicaragua derives __% of their energy from geothermal sources.
Iceland derives upwards of __% its energy from geothermal plants.
The largest geothermal plant in the world is in _____.
Problems with geothermal energy
Metal deposits in pipes, block them. Often these metals are toxic. Also when the water comes out and condenses you have a metal disposal problem.
Aluminum makes __% of the earth’s crust.
Saltpeter is variously: potassium nitrate (niter);
or sodium nitrate (soda niter). It is used in the manufacture of gunpowder, the manufacture of sulfuric and nitric acids, glassmaking, an oxidant and flux in metallurgical operations, curing of meat when mixed with salt and sugar, the preparation of fluxing and denoting powders, manure, used in many pharmaceutical preparations, preparing Heaton steel