Economics Questions
Explore questions in the Economics category that you can ask Spark.E!
Firms in the resource market _ factors of production
In the factor market households _ resources
Huge_____ use only about 10% of the electrical energy they pull off the grid. The other 90% ends up as low-quality heat that flows into the enviroment.
One or more groups of suitcase sized _____ generators can be placed in any stream or river without altering its course and be used to produce electricity around the clock.
A (n) __________solar heating system captures energy from the sun by pumping a heat absorbing fluid through special collectors,
Analysts expect an increased number of __________ wind farms because of steadier air flow.
What percentage of the commercial energy used in the United State is wasted unnecessarily?
The United States government heavily subsidizes ethanol production from corn because _____.
Experts suggest in the next few decades we will probably shift from our current model of producing electricity to which of the following?A. de-centralized micropower system B. highly centralized macropower systemC. highly de-centralized macropower system D.some new, unforseen systemE. a central, megasystem
China and the United States, combined, use what percentage of the worlds energy?
If all of the corn grown in the U.S. was processed into ethanol each year, the resulting ethanol would meet how much of the U.S. current demand for gasoline?
Which of the following is least likely to waste large amounts of energy and money when used?A. incandescent light bulbsB.internal combustion engineC. nuclear power plants D. coal fired power plantsE. mass transit
Many energy analysts argue that one of the most important steps that governments can take to level the economic playing field for energy resources is to ____.
The country that is the worlds largest producer of geothermal electricity is?
In Europe, more than half of all the cars run on diesel, primary because ___.
Large numbers of birds killed each year by various hazards. How many are killed by wind turbines?
What is the world's most energy efficient country?
Which of the following is true about hydrogen?A. it is fairly rare in the universe B.it is abundant in atmosphere as a free gasC. it has a high net energy yieldD. hydrogen gas is a fuel produced by using other forms of energyE.hydrogen is a fuel resource like gasoline
The hidden costs of gasoline amounts to how much per gallon?
What is the worlds fastest growing way to produce electricity?