Question 1

Which is not true of radioactive half-life? Radioactive half-life is

Accepted Answer

A) the time required for the level of radioactivity in a sample to be cut in half. 
B) independent of the amount of radioactive material present. 
C) increased by heating the isotope. 
D) independent of the physical or chemical form of the isotope. 
A) the time required for the level of radioactivity in a sample to be cut in half. 
B) independent of the amount of radioactive material present. 
C) increased by heating the isotope. 
D) independent of the physical or chemical form of the isotope. C

Question 2

What sort of energy is associated with energy from wind?

Accepted Answer

A) Potential energy 
B) Thermal energy 
C) Kinetic energy 
D) Chemical energy 
A) Potential energy 
B) Thermal energy 
C) Kinetic energy 
D) Chemical energy C

Question 3

Which unit is commonly used by utilities to measure the amount of electrical energy consumed?

Accepted Answer

A) W 
B) MW 
C) kWh 
D) J 
A) W 
B) MW 
C) kWh 
D) J C

Question 4

Complete the following statement while ignoring any thermodynamic considerations.A candle may be considered a more efficient producer of light than a flashlight because it

Accepted Answer

A) converts chemical energy directly into light. 
B) produces more heat than a flashlight. 
C) does not have a battery to recharge or replace. 
D) may be used in remote locations far from electrical networks or power lines. 
A) converts chemical energy directly into light. 
B) produces more heat than a flashlight. 
C) does not have a battery to recharge or replace. 
D) may be used in remote locations far from electrical networks or power lines.

Question 5

How much energy is equivalent to 1.0 *. 10¯4 kg of matter? (Speed of light = 3.0 * 108 m/s)

Accepted Answer

A) 3.0 * 104 J 
B) 3.0 * 107 J 
C) 9.0 * 1012 J 
D) 9.0 * 1015 J 
A) 3.0 * 104 J 
B) 3.0 * 107 J 
C) 9.0 * 1012 J 
D) 9.0 * 1015 J

Question 6

To meet the electricity needs of the entire United States,a solar array the size of __________ would be required.

Accepted Answer

A) New Jersey 
B) New York City 
C) Texas 
D) Nevada 
A) New Jersey 
B) New York City 
C) Texas 
D) Nevada

Question 7

Which of these is not a realistic risk associated with nuclear power plants?

Accepted Answer

A) Release of radioactivity from spent fuel rods 
B) A nuclear explosion 
C) A meltdown from loss of coolant 
D) Thermal pollution of nearby body of water 
A) Release of radioactivity from spent fuel rods 
B) A nuclear explosion 
C) A meltdown from loss of coolant 
D) Thermal pollution of nearby body of water

Question 8

Which of the following is not an advantage of locating wind turbines off-shore instead of on land?

Accepted Answer

A) The wind blows faster and more uniformly over water 
B) Land is scare,especially near coastlines 
C) Large numbers of people live near coastlines and could make use of the energy 
D) Maintenance costs are lower off-shore 
A) The wind blows faster and more uniformly over water 
B) Land is scare,especially near coastlines 
C) Large numbers of people live near coastlines and could make use of the energy 
D) Maintenance costs are lower off-shore

Question 9

If 1.8 * 1014 J is released in a nuclear reaction,how much matter was lost?

Accepted Answer

A) 2.0 * 10¯3 kg 
B) 7.2 * 102 kg 
C) 6.0 * 105 kg 
D) 1.6 * 1031 kg 
A) 2.0 * 10¯3 kg 
B) 7.2 * 102 kg 
C) 6.0 * 105 kg 
D) 1.6 * 1031 kg

Question 10

Which argument(s) for the increasing use of solar energy is/are valid?
I.Solar cells are becoming cheaper and increasingly more efficient
II.The cost of generating electricity from fossil fuels is increasing
III.Limited and uncertain supply and the increasing requirements for pollution control are raising the cost of using fossil fuels

Accepted Answer

A) I only 
B) II only 
C) I and III only 
D) I,II and III 
A) I only 
B) II only 
C) I and III only 
D) I,II and III

Question 11

Which is a known risk associated with nuclear power plants?

Accepted Answer

A) The electricity produced will be radioactive 
B) The water used to cool the system will become radioactive 
C) The workers will have higher risks for cancer than the standard population 
D) The cooling water source can suffer thermal pollution 
A) The electricity produced will be radioactive 
B) The water used to cool the system will become radioactive 
C) The workers will have higher risks for cancer than the standard population 
D) The cooling water source can suffer thermal pollution

Question 12

Which naturally occurring radioactive particles are the size of a helium nucleus?

Accepted Answer

A) Alpha particles 
B) Beta particles 
C) Gamma radiation 
D) Neutrons 
A) Alpha particles 
B) Beta particles 
C) Gamma radiation 
D) Neutrons

Question 13

Which feature or process is unique to nuclear power plants when compared to conventional coal-burning power plants?

Accepted Answer

A) Formation of steam 
B) Smoke stacks 
C) Steam turbines 
D) Control rods 
A) Formation of steam 
B) Smoke stacks 
C) Steam turbines 
D) Control rods

Question 14

Which increases the efficiency of a photovoltaic or solar cell?
I.Replacing crystalline silicon with its non-crystalline form
II.Increasing the number of alternating p- and n-type layers of semiconductors
III.Decreasing the thickness of each alternating p- and n-type layer of semiconductor

Accepted Answer

A) I and II only 
B) II and III only 
C) I and III only 
D) I,II,and III 
A) I and II only 
B) II and III only 
C) I and III only 
D) I,II,and III

Question 15

Fission is the process of creating energy by

Accepted Answer

A) combining small nuclei to form a larger,more stable nucleus. 
B) combining small nuclei to form a larger,less stable nucleus. 
C) splitting large nuclei to form smaller,more stable nuclei. 
D) splitting large nuclei to form smaller,less stable nuclei. 
A) combining small nuclei to form a larger,more stable nucleus. 
B) combining small nuclei to form a larger,less stable nucleus. 
C) splitting large nuclei to form smaller,more stable nuclei. 
D) splitting large nuclei to form smaller,less stable nuclei.

Question 16

Which example is both a type of nuclear radiation and electromagnetic radiation?

Accepted Answer

A) Microwave radiation 
B) Gamma radiation 
C) Alpha rays 
D) Ultraviolet radiation 
A) Microwave radiation 
B) Gamma radiation 
C) Alpha rays 
D) Ultraviolet radiation

Question 17

Which of these locations would be best suited to geothermal energy as a source to operate homes?

Accepted Answer

A) Hawaii 
B) Oklahoma 
C) Vermont 
D) England 
A) Hawaii 
B) Oklahoma 
C) Vermont 
D) England

Question 18

Which is a common characteristic of both nuclear and conventional electric power plants?

Accepted Answer

A) Smoke stacks 
B) Fuel rods 
C) Control rods 
D) Steam turbines 
A) Smoke stacks 
B) Fuel rods 
C) Control rods 
D) Steam turbines

Question 19

Which of the following is not seen as an advantage of increasing our use of solar energy?

Accepted Answer

A) It would reduce our dependence on fossil fuels 
B) Solar energy does not generate air pollution such as nitrogen oxides and sulfur oxides 
C) Energy from the Sun is abundant 
D) Production and storage of solar energy is cost-efficient compared to fossil fuels 
A) It would reduce our dependence on fossil fuels 
B) Solar energy does not generate air pollution such as nitrogen oxides and sulfur oxides 
C) Energy from the Sun is abundant 
D) Production and storage of solar energy is cost-efficient compared to fossil fuels

Question 20

Waste created at these power plants must be stored indefinitely.

Accepted Answer

A) Coal-burning plants 
B) Nuclear plants 
C) Coal-burning and nuclear plants 
D) None of these choices are correct 
A) Coal-burning plants 
B) Nuclear plants 
C) Coal-burning and nuclear plants 
D) None of these choices are correct

Which is not true of radioactive half-life? Radioactive half-life is

What sort of energy is associated with energy from wind?

Which unit is commonly used by utilities to measure the amount of electrical energy consumed?

Complete the following statement while ignoring any thermodynamic considerations.A candle may be considered a more efficient producer of light than a flashlight because it

How much energy is equivalent to 1.0 . 10¯⁴ kg of matter? (Speed of light = 3.0 10⁸ m/s)

To meet the electricity needs of the entire United States,a solar array the size of __________ would be required.

Which of these is not a realistic risk associated with nuclear power plants?

Which of the following is not an advantage of locating wind turbines off-shore instead of on land?

If 1.8 * 10¹⁴ J is released in a nuclear reaction,how much matter was lost?

Which is a known risk associated with nuclear power plants?

Which naturally occurring radioactive particles are the size of a helium nucleus?

Which feature or process is unique to nuclear power plants when compared to conventional coal-burning power plants?

Which increases the efficiency of a photovoltaic or solar cell? I.Replacing crystalline silicon with its non-crystalline form II.Increasing the number of alternating p- and n-type layers of semiconductors III.Decreasing the thickness of each alternating p- and n-type layer of semiconductor

Fission is the process of creating energy by

Which example is both a type of nuclear radiation and electromagnetic radiation?

Which of these locations would be best suited to geothermal energy as a source to operate homes?

Which is a common characteristic of both nuclear and conventional electric power plants?

Which of the following is not seen as an advantage of increasing our use of solar energy?

Waste created at these power plants must be stored indefinitely.

Portable Electronics: the Periodic Table in the Palm of Your Hand

The Air We Breathe

Radiation From the Sun

Climate Change

Energy From Combustion

Energy Storage

Water Everywhere: A Most Precious Resource

The World of Polymers and Plastics

Brewing and Chewing

Nutrition

Health Medicine

Genes and Life

Who Killed Drthompson a Forensic Mystery

Filters

Exam 6: Energy From Alternative Sources

Which is not true of radioactive half-life? Radioactive half-life is

What sort of energy is associated with energy from wind?

Which unit is commonly used by utilities to measure the amount of electrical energy consumed?

Complete the following statement while ignoring any thermodynamic considerations.A candle may be considered a more efficient producer of light than a flashlight because it

How much energy is equivalent to 1.0 *. 10¯4 kg of matter? (Speed of light = 3.0 * 108 m/s)

To meet the electricity needs of the entire United States,a solar array the size of __________ would be required.

Which of these is not a realistic risk associated with nuclear power plants?

Which of the following is not an advantage of locating wind turbines off-shore instead of on land?

If 1.8 * 1014 J is released in a nuclear reaction,how much matter was lost?

Which is a known risk associated with nuclear power plants?

Which naturally occurring radioactive particles are the size of a helium nucleus?

Which feature or process is unique to nuclear power plants when compared to conventional coal-burning power plants?

Which increases the efficiency of a photovoltaic or solar cell? I.Replacing crystalline silicon with its non-crystalline form II.Increasing the number of alternating p- and n-type layers of semiconductors III.Decreasing the thickness of each alternating p- and n-type layer of semiconductor

Fission is the process of creating energy by

Which example is both a type of nuclear radiation and electromagnetic radiation?

Which of these locations would be best suited to geothermal energy as a source to operate homes?

Which is a common characteristic of both nuclear and conventional electric power plants?

Which of the following is not seen as an advantage of increasing our use of solar energy?

Waste created at these power plants must be stored indefinitely.

Portable Electronics: the Periodic Table in the Palm of Your Hand

The Air We Breathe

Radiation From the Sun

Climate Change

Energy From Combustion

Energy Storage

Water Everywhere: A Most Precious Resource

The World of Polymers and Plastics

Brewing and Chewing

Nutrition

Health Medicine

Genes and Life

Who Killed Drthompson a Forensic Mystery

Filters

How much energy is equivalent to 1.0 . 10¯⁴ kg of matter? (Speed of light = 3.0 10⁸ m/s)

If 1.8 * 10¹⁴ J is released in a nuclear reaction,how much matter was lost?