1.
What is one difference between a common organic fuel such as wood, and a fossil fuel?
A
Wood burns more slowly
B
Fossil fuels burn faster
C
Fossil fuels make more efficient fuels
D
Wood is in higher demand
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14 practice sets · Page 1 of 1
What is one difference between a common organic fuel such as wood, and a fossil fuel?
Wood burns more slowly
Fossil fuels burn faster
Fossil fuels make more efficient fuels
Wood is in higher demand
Due to constant heat and pressure, buried plants turn in to
wood
coal
fertilizer
oil
Oil and gas are mainly derived from which of the following sources?
trees and larger plants
phytoplanktonic material found in marine basins
freshwater algae
dead animals
Fossils fuel is an important source of energy for
transport
homes
industries
all of them
Natural gas is composed mainly of which type of gas?
propane
methane
butane
ethane
Burning of fossils fuel is leading environment towards
pollution
global warming
climate change
all of above
Fossil fuels are derived from which of the following sources?
organic matter trapped in sedimentary rock
nonorganic matter trapped in metamorphic rock
organic matter trapped in igneous rock
organic matter on the crusts surface
The greatest concentration of oil is found in which of the regions of the world given below?
North America
South America
the Middle East
Europe
Fossil fuels are rich in carbon and
nitrogen
hydrogen
methane
oxygen
Coal, a common fossil fuel, is formed from which of the following types of organic matter?
freshwater algae
bodies of dead animals
marine organisms
tree trunks, leaves, and freshwater plants
Why do fossil fuels generate more power than wood for use in machines, for example?
Fossil fuels have a higher concentration of carbon and hydrogen
Fossil fuels are drier
Fossil fuels are easier to light
Fossil fuels are easier to transpor
A dangerous activity which results in many deaths due to gas explosion, caves in and flooding is
coal mining
climbing mountain
extracting oil
hydropower generation
The quality of coal, called its rank, is a measure of which of the following characteristics?
amount of carbon in the coal
amount of oxygen in the coal
how black it is
how hard it is
What is the one continent on Earth where coal is not found?
Africa
North America
Australia
Antarctica