EGEE 101 Final Exam 2025 Questions
and Answers
At current US reserves, how long will natural gas last? - ....ANSWER ...-86 years
what size of particulates are the most harmful to human health - ....ANSWER ...-0.1
- 2.0 microns
The three main problems with fossil fuels are that they are non-renewable, pollution, and
climate change - ....ANSWER ...-true
as population increases, energy consumption increases - ....ANSWER ...-true
what is energy - ....ANSWER ...-the capacity to do work
what is the form of energy contained in a dam called - ....ANSWER ...-potential
A BTU is defined as - ....ANSWER ...-the amount of energy required to raise the
temperature of one LB of water by one degree Fahrenheit
the process of two smaller nuclei combining with one larger nucleus -
....ANSWER ...-nuclear fusion
the process of one larger nucleus dividing into two smaller nuclei - ....ANSWER ...-
nuclear fission
oil and natural gas typically form in what environment - ....ANSWER ...-marine life
preserved at the bottom of deep lakes
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
, which fossil fuel contains ash - ....ANSWER ...-coal
how many ranks of coal are there - ....ANSWER ...-4
which coal rank has the highest heating value - ....ANSWER ...-anthracite
which is more expensive, $100/ton of coal or $3/mcf of natural gas -
....ANSWER ...-coal
what is work - ....ANSWER ...-force x displacement
a power plant produces 50 MJ of useful energy and 200 MJ of wasted heat. what is the
efficiency? - ....ANSWER ...-20% (50/250)
what is the main use for petroleum - ....ANSWER ...-transportation
what is the main component of natural gas - ....ANSWER ...-methane
which fossil fuel is the cleanest burning - ....ANSWER ...-natural gas
is the US a new importer or exporter of natural gas - ....ANSWER ...-exporter
how much did the temp warm from 1850-2007 - ....ANSWER ...-0.85 C
how much carbon dioxide have we emitted into the atmosphere by burning fossil fuels
since the industrial revolution - ....ANSWER ...-half a trillion tons
If a solar farm generates 10 MW in Arizona (320 Sunny days) is moved to PA (160 Sunny
days), what is the new power output - ....ANSWER ...-5 MW
layers of silicon that directly convert sunlight into an electric current -
....ANSWER ...-photovoltaic cells
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
and Answers
At current US reserves, how long will natural gas last? - ....ANSWER ...-86 years
what size of particulates are the most harmful to human health - ....ANSWER ...-0.1
- 2.0 microns
The three main problems with fossil fuels are that they are non-renewable, pollution, and
climate change - ....ANSWER ...-true
as population increases, energy consumption increases - ....ANSWER ...-true
what is energy - ....ANSWER ...-the capacity to do work
what is the form of energy contained in a dam called - ....ANSWER ...-potential
A BTU is defined as - ....ANSWER ...-the amount of energy required to raise the
temperature of one LB of water by one degree Fahrenheit
the process of two smaller nuclei combining with one larger nucleus -
....ANSWER ...-nuclear fusion
the process of one larger nucleus dividing into two smaller nuclei - ....ANSWER ...-
nuclear fission
oil and natural gas typically form in what environment - ....ANSWER ...-marine life
preserved at the bottom of deep lakes
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
, which fossil fuel contains ash - ....ANSWER ...-coal
how many ranks of coal are there - ....ANSWER ...-4
which coal rank has the highest heating value - ....ANSWER ...-anthracite
which is more expensive, $100/ton of coal or $3/mcf of natural gas -
....ANSWER ...-coal
what is work - ....ANSWER ...-force x displacement
a power plant produces 50 MJ of useful energy and 200 MJ of wasted heat. what is the
efficiency? - ....ANSWER ...-20% (50/250)
what is the main use for petroleum - ....ANSWER ...-transportation
what is the main component of natural gas - ....ANSWER ...-methane
which fossil fuel is the cleanest burning - ....ANSWER ...-natural gas
is the US a new importer or exporter of natural gas - ....ANSWER ...-exporter
how much did the temp warm from 1850-2007 - ....ANSWER ...-0.85 C
how much carbon dioxide have we emitted into the atmosphere by burning fossil fuels
since the industrial revolution - ....ANSWER ...-half a trillion tons
If a solar farm generates 10 MW in Arizona (320 Sunny days) is moved to PA (160 Sunny
days), what is the new power output - ....ANSWER ...-5 MW
layers of silicon that directly convert sunlight into an electric current -
....ANSWER ...-photovoltaic cells
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
