Fuels

Question 1

Fuel

Answer 1

substance that is used, usually combusted, that has energy stored in its bonds

Question 2

Fossil Fuel

Answer 2

natural fuel that is formed in the earth from plant or animal remains

Question 3

Coal

Answer 3

combustible fossil fuel formed by the partial decay of plant matter

Question 4

Petrodiesel

Answer 4

liquid hydrocarbon fossil fuel obtained from crude oil

Question 5

Natural gas

Answer 5

fossil fuel consisting largely of hydrocarbons

Question 6

Non-renewable resource

Answer 6

resource that cannot be replenished as quickly as it is being consumed

Question 7

Biofuel

Answer 7

fuel sourced from organic matter

Question 8

Biogas

Answer 8

gaseous fuel produced by the anaerobic breakdown of organic matter

Question 9

Bioethanol

Answer 9

fuel produced by the fermentation of glucose in organic matter

Question 10

Biodiesel

Answer 10

fuel produced by the esterification of fats and oils in organic matter

Question 11

Renewable resource

Answer 11

resource capable of being replenished by natural processes as quickly or faster than it is being consumed

Question 12

Transesterification

Answer 12

reaction that produces biodiesel

Question 13

Viscosity

Answer 13

resistance of a substance to flow

Question 14

Hygroscopicity

Answer 14

ability to absorb water