Question 1

What are the parts of a particle accelerator?

Accepted Answer

Parts include vacuum

Question 2

Which of the following pairs of objects exchange gravitons?

Accepted Answer

A)  the Moon and Earth 
B)  the international space station and an astronaut 
C)  two adjacent molecules of oxygen in the atmosphere 
D)  the Orion Nebula and a newborn baby 
E)  all of these pairs of objects and all pairs of objects in the universe 
A)  the Moon and Earth 
B)  the international space station and an astronaut 
C)  two adjacent molecules of oxygen in the atmosphere 
D)  the Orion Nebula and a newborn baby 
E)  all of these pairs of objects and all pairs of objects in the universe

Question 3

Which group below shows the building blocks of matter in order of their size, smallest to largest?

Accepted Answer

A)  quark, neutron, nucleus, atom, molecule 
B)  molecule, atom, nucleus, neutron, quark 
C)  molecule, atom, neutron, proton, quark 
D)  atom, neutron, quark, proton, electron 
E)  neutron, proton, electron, quark, nucleus 
A)  quark, neutron, nucleus, atom, molecule 
B)  molecule, atom, nucleus, neutron, quark 
C)  molecule, atom, neutron, proton, quark 
D)  atom, neutron, quark, proton, electron 
E)  neutron, proton, electron, quark, nucleus

Question 4

Which two forces have infinite range?

Accepted Answer

A)  strong and weak 
B)  electromagnetic and strong 
C)  weak and gravity 
D)  gravity and electromagnetic 
E)  strong and gravity 
A)  strong and weak 
B)  electromagnetic and strong 
C)  weak and gravity 
D)  gravity and electromagnetic 
E)  strong and gravity

Question 5

Arrange the following in order of increasing strength: electromagnetic, gravity, strong weak.

Accepted Answer

The correct order is

Question 6

What effects can war have on scientific research? Explain your answer.

Accepted Answer

War can speed up scientific research, fo

Question 7

Discuss the exchange of gauge particles. Give an example of a condition under which the gauge particles are exchanged and name the fundamental force involved.

Accepted Answer

Gauge particles produce fundam

Question 8

Which elementary particle has the same mass but a different charge as one of the leptons?

Accepted Answer

A)  hadron 
B)  electron 
C)  mu 
D)  positron 
E)  proton 
A)  hadron 
B)  electron 
C)  mu 
D)  positron 
E)  proton

Question 9

Why should the average person care about elementary particles?

Accepted Answer

The ability to build machines

Question 10

Briefly, what are unified field theories?

Accepted Answer

These are the theories in whic

Question 11

Which elementary particle participates in the strong force?

Accepted Answer

A)  Photon 
B)  electron 
C)  hadron 
D)  neutrino 
E)  leptons 
A)  Photon 
B)  electron 
C)  hadron 
D)  neutrino 
E)  leptons

Question 12

The main research purpose of a particle accelerator is to

Accepted Answer

A)  produce streams of 'artificial cosmic rays.' 
B)  attract more people to the science field. 
C)  support international cooperation. 
D)  detect nuclear weapons testing. 
E)  conduct basic research into TOEs. 
A)  produce streams of 'artificial cosmic rays.' 
B)  attract more people to the science field. 
C)  support international cooperation. 
D)  detect nuclear weapons testing. 
E)  conduct basic research into TOEs.

Question 13

How did Carl Anderson's cloud chamber apparatus differ from the ones that preceded it?

Accepted Answer

A)  Anderson's cloud chamber detected cosmic rays. 
B)  Ionized particles were blocked from Anderson's cloud chamber. 
C)  Vibrations from celestial movements were filtered from the Anderson apparatus. 
D)  Anderson used magnets, which detected antimatter. 
E)  Anderson's device was the first to incorporate electron microscopes in the design. 
A)  Anderson's cloud chamber detected cosmic rays. 
B)  Ionized particles were blocked from Anderson's cloud chamber. 
C)  Vibrations from celestial movements were filtered from the Anderson apparatus. 
D)  Anderson used magnets, which detected antimatter. 
E)  Anderson's device was the first to incorporate electron microscopes in the design.

Question 14

What was the innovation in Carl Anderson's experiment

Accepted Answer

Carl Anderson used powerful ma

Question 15

How are particle accelerators used in medicine?

Accepted Answer

Particle accelerators produce gamma rays

Question 16

Theories of Everything (TOEs) are

Accepted Answer

A)  philosophical theories about how everything on Earth is organized. 
B)  secular theories of how life began. 
C)  fully unified theories about how all fundamental forces come together. 
D)  current political theories about global annihilation. 
E)  science fiction. 
A)  philosophical theories about how everything on Earth is organized. 
B)  secular theories of how life began. 
C)  fully unified theories about how all fundamental forces come together. 
D)  current political theories about global annihilation. 
E)  science fiction.

Question 17

Which quark was the most recent quark to be discovered?

Accepted Answer

A)  top 
B)  bottom 
C)  strange 
D)  charm 
E)  up 
A)  top 
B)  bottom 
C)  strange 
D)  charm 
E)  up

Question 18

Subatomic particles and atoms seem very abstract to the everyday world. Give an example of how knowledge of these has created some of the new medical technology in the modern world.

Accepted Answer

Some examples of technology in

Question 19

Carl Anderson and Ernest Lawrence each won a Nobel Prize for their research. Briefly describe their work.

Accepted Answer

Ernest Lawrence invented the c

Question 20

In what order are the fundamental forces unified as temperatures increase from low to high?

Accepted Answer

A)  electromagnetic and gravity combine first, then strong, finally weak 
B)  electromagnetic and strong combine first, then weak, finally gravity 
C)  weak and strong combine first, then electromagnetic, finally gravity 
D)  electromagnetic and weak combine first, then strong, finally gravity 
E)  gravity and weak combine first, then electromagnetic, finally strong 
A)  electromagnetic and gravity combine first, then strong, finally weak 
B)  electromagnetic and strong combine first, then weak, finally gravity 
C)  weak and strong combine first, then electromagnetic, finally gravity 
D)  electromagnetic and weak combine first, then strong, finally gravity 
E)  gravity and weak combine first, then electromagnetic, finally strong

Exam 13: The Ultimate Structure of Matter: How Can Antimatter Be Used to Probe the Human Brain

What are the parts of a particle accelerator?

Which of the following pairs of objects exchange gravitons?

Which group below shows the building blocks of matter in order of their size, smallest to largest?

Which two forces have infinite range?

Arrange the following in order of increasing strength: electromagnetic, gravity, strong weak.

What effects can war have on scientific research? Explain your answer.

Discuss the exchange of gauge particles. Give an example of a condition under which the gauge particles are exchanged and name the fundamental force involved.

Which elementary particle has the same mass but a different charge as one of the leptons?

Why should the average person care about elementary particles?

Briefly, what are unified field theories?

Which elementary particle participates in the strong force?

The main research purpose of a particle accelerator is to

How did Carl Anderson's cloud chamber apparatus differ from the ones that preceded it?

What was the innovation in Carl Anderson's experiment

How are particle accelerators used in medicine?

Theories of Everything (TOEs) are

Which quark was the most recent quark to be discovered?

Subatomic particles and atoms seem very abstract to the everyday world. Give an example of how knowledge of these has created some of the new medical technology in the modern world.

Carl Anderson and Ernest Lawrence each won a Nobel Prize for their research. Briefly describe their work.

In what order are the fundamental forces unified as temperatures increase from low to high?

Science: a Way of Knowing: How Do You Know What You Know

The Ordered Universe: Why Do Planets Appear to Wander Slowly Across the Sky

Energy: Why Must Animals Eat to Stay Alive

Heat and the Second Law of Thermodynamics: Why Is It Easier to Make an Omelet From an Egg Than to Make an Egg From an Omelet

Electricity and Magnetism: What Is Lightning

Waves and Electromagnetic Radiation: What Is Color

Albert Einstein and the Theory of Relativity: Can a Human Ever Travel Faster Than the Speed of Light, at Warp Speed

The Atom: Why Are There so Many Different Materials in the World

Quantum Mechanics: How Can the Electron Behave Like Both a Particle and a Wave

Atoms in Combination: the Chemical Bond: How Does Blood Clot

Materials and Their Properties: How Have Computers Gotten so Much Faster

The Nucleus of the Atom: How Do Scientists Determine the Age of the Oldest Human Fossils

The Stars: How Much Longer Can the Sun Sustain Life on Earth

Cosmology: Will the Universe End

Earth and Other Planets: Is Earth the Only Planet With Life

Plate Tectonics: Can We Predict Destructive Earthquakes

Earths Many Cycles: Will We Ever Run Out of Fresh Water

Ecology, Ecosystems, and the Environment: Are Human Activities Affecting the Global Environment

Strategies of Life: What Is Life

The Living Cell: What Is the Smallest Living Thing

Molecules of Life: What Constitutes a Healthy Diet

Classical and Modern Genetics: Why Do Offspring Resemble Their Parents

The New Science of Life: Can We Cure Cancer

Evolution: How Did Life Emerge on the Ancient Earth

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