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Solar energy: Quiz
  
  
  

Question 1: The High-altitude airship (HAA) is an unmanned, long-duration, lighter-than-air vehicle using ________ gas for lift, and thin-film solar cells for power.
HeliumNitrogenHydrogenOxygen

Question 2: What does the following picture show?

  Solar Two's thermal storage system generated electricity during cloudy weather and at night.
  The Solar Bowl in Auroville, India, concentrates sunlight on a movable receiver to produce steam for cooking.
  Solar Two's thermal storage system generated electricity during cloudy weather and at night.
  About half the incoming solar energy reaches the Earth's surface.

Question 3: ________ are a proposed form of spacecraft propulsion using large membrane mirrors to exploit radiation pressure from the Sun.
Gravity assistTether propulsionBussard ramjetSolar sail

Question 4: However development of solar technologies stagnated in the early 20th century in the face of the increasing availability, economy, and utility of coal and ________.
PetroleumEnergy developmentPetroleum industryPeak oil

Question 5: Passive solar techniques include orienting a building to the Sun, selecting materials with favorable ________ or light dispersing properties, and designing spaces that naturally circulate air.
Thermal massPassive solar building designHeatSpecific heat capacity

Question 6: What does the following picture show?

  Solar Two's thermal storage system generated electricity during cloudy weather and at night.
  Solar water heaters facing the Sun to maximize gain.
  Nellis Solar Power Plant in the United States, the largest photovoltaic power plant in North America.
  Solar Two's thermal storage system generated electricity during cloudy weather and at night.

Question 7: The 1973 oil embargo and ________ caused a reorganization of energy policies around the world and brought renewed attention to developing solar technologies.
Iranian Revolution1980s oil glut1979 energy crisisIran–Iraq War

Question 8: In 1974, the unmanned ________ plane made the first solar flight.
AviationHughes AircraftAstroFlight SunriseElectric aircraft

Question 9: There are two types of photoelectrochemical cells: photoelectric cells that convert light into electricity and photochemical cells that use light to drive chemical reactions such as ________.
ElectrolysisHofmann voltameterElectrochemistryElectrowinning

Question 10: When the air reaches a high altitude, where the temperature is low, water vapor condenses into clouds, which rain onto the Earth's surface, completing the ________.
DeforestationPrecipitation (meteorology)FogWater cycle
















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