Environmental Studies

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Gasoline is a better choice than kerosene for fuel in the internal combustion engine because it is ... Started by go.lag	1 Replies 53 Views	Jul 21, 2018 by ashely1112
Deposits of coal are called coal seams, which can be anywhere from 20 to 300 feet thick, and stretch ... Started by michelleunicorn	1 Replies 42 Views	Jul 21, 2018 by smrerig
Processing of the mined coal, which removes impurities, is usually done in specific locations far ... Started by joesmith1212	1 Replies 14 Views	Jul 21, 2018 by duy1981999
Estimates indicate that the United States has enough coal left to last approximately 1,000 years. ... Started by Davideckstein7	1 Replies 26 Views	Jul 21, 2018 by tanna.moeller
In surface mining at the tops of mountains, ____. a. huge pits are dug to extract the coal b. ... Started by abarnes	1 Replies 37 Views	Jul 21, 2018 by af
The primary products of burning coal include ____. a. bottom ash, fly ash, and FGD gypsum b. ... Started by D2AR0N	3 Replies 20 Views	Jul 21, 2018 by fromAlphatoOmega22
One method of surface mining is to extract the coal into long strips that follow the coal seams that ... Started by Yolanda	1 Replies 71 Views	Jul 21, 2018 by nickk12214
Approximately 71 percent of the coal used in the United States is transported by _______________. ... Started by cherise1989	1 Replies 35 Views	Jul 21, 2018 by karlss
When coal burns, it produces carbon dioxide, which is released into the atmosphere and causes a rise ... Started by vicky	1 Replies 32 Views	Jul 21, 2018 by djpooyouma
The environmental impact of oil exploration, extraction, and transportation is mainly limited to ... Started by azncindy619	1 Replies 16 Views	Jul 21, 2018 by moormoney
Oil drilling rigs include a power supply, a rotating system, a hoisting system, and a circulating ... Started by arivle123	1 Replies 21 Views	Jul 21, 2018 by sierramartinez
In accessing oil, three types of drilling methods are used: ____. a. straight hole, horizontal, ... Started by pragya sharda	1 Replies 24 Views	Jul 21, 2018 by brittiany.barnes
Agriculture in the United States ranks ____ in terms of end use of diesel fuel and fuel oil. a. ... Started by Haya94	1 Replies 29 Views	Jul 21, 2018 by Kaytorgator
Which agricultural product grown in the U. S. is most energy efficient? a. beef cattle c. ... Started by j.rubin	3 Replies 44 Views	Jul 21, 2018 by jessicaduplan
_______________ is a process by which the different hydrocarbons that make up crude oil are ... Started by D2AR0N	1 Replies 16 Views	Jul 21, 2018 by rachel
An energy _______________ is used to show the efficiency of crop production and reveals how much ... Started by fagboi	1 Replies 13 Views	Jul 21, 2018 by HandsomeMarc
Natural gas is mainly composed of propane, which typically makes up about 70-90 of its volume. ... Started by sjones	1 Replies 39 Views	Jul 21, 2018 by joewallace
About one quarter of the homes in America use natural gas for heating or cooking. Indicate ... Started by ss2343	1 Replies 35 Views	Jul 21, 2018 by lou
Horizontal drilling technology is often used to exploit shale gas. Indicate whether the ... Started by jazziefee	1 Replies 39 Views	Jul 21, 2018 by mochi09
Conventional natural gas that is collected along with liquid petroleum is known as ____ and it makes ... Started by chandani	1 Replies 16 Views	Jul 21, 2018 by reversalruiz
Although natural gas is relatively free of toxic impurities, it produces ___, which is a greenhouse ... Started by tingc95	1 Replies 13 Views	Jul 21, 2018 by xiaomengxian
When oil drilling first began, it was common practice to burn off the lower density hydrocarbon ... Started by captainjonesify	3 Replies 23 Views	Jul 21, 2018 by Ahnyah
Because natural gas is odorless, a substance known as _______________ , which smells like rotten ... Started by frankwu	1 Replies 18 Views	Jul 21, 2018 by manuelcastillo
_______________ is a unique compound that consists of a methane molecule encased in a crystal ... Started by FButt	1 Replies 55 Views	Jul 21, 2018 by reelove4eva
Nuclear fusion involves fusing two hydrogen atoms to form the element helium and additional energy. ... Started by sam.t96	1 Replies 162 Views	Jul 21, 2018 by Viet Thy