Question 1

At the current rate of consumption and production,U.S.reserves of petroleum will run out sometime in the 21st century.

Accepted Answer

A) True 
 B)False

Question 2

High quality coal has a higher content of carbon than low quality coal does.

Accepted Answer

A) True 
 B)False

Question 3

The ________ law of thermodynamics states that in a spontaneous process,energy is degraded from more useful forms to less useful forms.

Accepted Answer

A) first 
B) second 
C) third 
D) fourth 
A) first 
B) second 
C) third 
D) fourth

Question 4

Is coal being formed today? Is this a solution to our energy concerns?

Accepted Answer

Coal is indeed being formed today, but t

Question 5

Which country leads in percentage of electricity produced by nuclear energy?

Accepted Answer

A) China 
B) France 
C) India 
D) Ukraine 
A) China 
B) France 
C) India 
D) Ukraine

Question 6

Raising the temperature of a reaction mixture is the same as increasing the ________ of the reacting molecules.

Accepted Answer

The answer of Raising the temperature of a reaction mixture...

Question 7

Deuterium is an isotope of hydrogen that has 1 neutron.

Accepted Answer

A) True 
 B)False

Question 8

Coal can be cleaned before it is burned.The flotation method separates coal from its major impurities by taking advantage of the difference in ________ of these materials.

Accepted Answer

A) acidity 
B) combustion 
C) density 
D) volatility 
A) acidity 
B) combustion 
C) density 
D) volatility

Question 9

Tailings are the name for

Accepted Answer

A) radioactive waste from spent nuclear fuel. 
B) radioactive waste produced during the mining of uranium. 
C) radioactive coolant water. 
D) radioactive ash from coal fired power plants. 
A) radioactive waste from spent nuclear fuel. 
B) radioactive waste produced during the mining of uranium. 
C) radioactive coolant water. 
D) radioactive ash from coal fired power plants.

Question 10

Which of the following is an endothermic process?

Accepted Answer

A) evaporation of water 
B) burning of wood 
C) explosion of dynamite 
D) discharging of a battery 
A) evaporation of water 
B) burning of wood 
C) explosion of dynamite 
D) discharging of a battery

Question 11

Recent evidence indicates that petroleum is derived from

Accepted Answer

A) plants. 
B) microscopic land animals. 
C) microscopic marine animals. 
D) decomposition of volcanic ash. 
A) plants. 
B) microscopic land animals. 
C) microscopic marine animals. 
D) decomposition of volcanic ash.

Question 12

According to kinetic-molecular theory,reactions occur more rapidly at higher temperatures because

Accepted Answer

A) molecules move faster at higher temperatures. 
B) molecules collide more frequently at higher temperatures. 
C) molecules have more energy at higher temperatures. 
D) All of the above are true. 
A) molecules move faster at higher temperatures. 
B) molecules collide more frequently at higher temperatures. 
C) molecules have more energy at higher temperatures. 
D) All of the above are true.

Question 13

Biomass is one of the most efficient sources of energy available.

Accepted Answer

A) True 
 B)False

Question 14

The solar energy-absorbing molecules of plants that power photosynthesis are called

Accepted Answer

A) carbohydrates. 
B) photovoltaics. 
C) solarases. 
D) chlorophylls. 
A) carbohydrates. 
B) photovoltaics. 
C) solarases. 
D) chlorophylls.

Question 15

The number of possible microstates will be highest for a

Accepted Answer

A) solid. 
B) liquid. 
C) gas. 
D) All will have the same number of microstates. 
A) solid. 
B) liquid. 
C) gas. 
D) All will have the same number of microstates.

Question 16

A high EROEI value is desirable.

Accepted Answer

A) True 
 B)False

Question 17

The fact that a refrigerator requires energy to move heat from a colder object (the inside of the refrigerator)to a hotter object (the outside of the refrigerator)is a real life observation of which law of thermodynamics?

Accepted Answer

A) first law 
B) second law 
C) third law 
D) fourth law 
A) first law 
B) second law 
C) third law 
D) fourth law

Question 18

World-wide consumption of energy is expected to increase by nearly 50% between 2007 and 2035.

Accepted Answer

A) True 
 B)False

Question 19

Define a fuel.Give an example.Include a balanced chemical reaction.

Accepted Answer

A fuel is a substance that can be consum

Question 20

Control rods in a nuclear reactor are used to

Accepted Answer

A) absorb neutrons and slow down fission. 
B) absorb neutrons and speed up fission. 
C) release neutrons and slow down fission. 
D) release neutrons and speed up fission. 
A) absorb neutrons and slow down fission. 
B) absorb neutrons and speed up fission. 
C) release neutrons and slow down fission. 
D) release neutrons and speed up fission.

Exam 15: Energy

At the current rate of consumption and production,U.S.reserves of petroleum will run out sometime in the 21st century.

High quality coal has a higher content of carbon than low quality coal does.

The ________ law of thermodynamics states that in a spontaneous process,energy is degraded from more useful forms to less useful forms.

Is coal being formed today? Is this a solution to our energy concerns?

Which country leads in percentage of electricity produced by nuclear energy?

Raising the temperature of a reaction mixture is the same as increasing the ________ of the reacting molecules.

Deuterium is an isotope of hydrogen that has 1 neutron.

Coal can be cleaned before it is burned.The flotation method separates coal from its major impurities by taking advantage of the difference in ________ of these materials.

Tailings are the name for

Which of the following is an endothermic process?

Recent evidence indicates that petroleum is derived from

According to kinetic-molecular theory,reactions occur more rapidly at higher temperatures because

Biomass is one of the most efficient sources of energy available.

The solar energy-absorbing molecules of plants that power photosynthesis are called

The number of possible microstates will be highest for a

A high EROEI value is desirable.

The fact that a refrigerator requires energy to move heat from a colder object (the inside of the refrigerator)to a hotter object (the outside of the refrigerator)is a real life observation of which law of thermodynamics?

World-wide consumption of energy is expected to increase by nearly 50% between 2007 and 2035.

Define a fuel.Give an example.Include a balanced chemical reaction.

Control rods in a nuclear reactor are used to

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