Review

Angular Momentum

History of the Big Bang Theory, Part 1

Conservation Laws and Symmetry

For a constant angular frequency, as the rotation radius

increases the speed

A. Increases

B. Decreases

C. Remains constant

For a constant angular frequency, as the rotation radius

increases the speed

A. Increases

B. Decreases

C. Remains constant

Increasing the mass of an object without changing the

shape

A. Increases the moment of inertia

B. Decreases the moment of inertia

C. Does not change the moment of inertia

Increasing the mass of an object without changing the

shape

A. Increases the moment of inertia

B. Decreases the moment of inertia

C. Does not change the moment of inertia

If you double the angular frequency the kinetic energy

A. Stays constant

B. Doubles

C. Triples

D. Quadruples

If you double the angular frequency the kinetic energy

A. Stays constant

B. Doubles

C. Triples

D. Quadruples

Which way is the angular momentum

pointing?

A. Up

B. Down

Which way is the angular momentum

pointing?

A. Up

B. Down

The earth is not the center of the universe

A. Aristotle

B. Aristarchas

C. Ptolemy

D. Copernicus

The earth is not the center of the universe

A. Aristotle

B. Aristarchas

C. Ptolemy

D. Copernicus

Retrograde motion is evidence that

A. The background of the stars is not fixed.

B. The universe is not unchanging.

C. The earth is not the center of the universe.

D. All of the above

E. None of the above

Retrograde motion is evidence that

A. The background of the stars is not fixed.

B. The universe is not unchanging.

C. The earth is not the center of the universe.

D. All of the above

E. None of the above

A rich nobleman

A. Copernicus

B. Brahe

C. Kepler

D. Galileo

A rich nobleman

A. Copernicus

B. Brahe

C. Kepler

D. Galileo

Famous for three laws

A. Copernicus

B. Brahe

C. Kepler

D. Galileo

Famous for three laws

A. Copernicus

B. Brahe

C. Kepler

D. Galileo

As the radius of the planets’ orbits increase, the period of the

orbits

A. Increases

B. Decreases

As the radius of the planets’ orbits increase, the period of the

orbits

A. Increases

B. Decreases

Principle of Least Time does not relate to which of the following

A. Light travels in straight lines

B. The law of reflection

C. The law of refraction

D. Diffraction

E. It relates to all of the above.

F. It relates to none of the above.

Principle of Least Time does not relate to which of the following

A. Light travels in straight lines

B. The law of reflection

C. The law of refraction

D. Diffraction

E. It relates to all of the above.

F. It relates to none of the above.

The concept of “action” is related to

A. KE only

B. KE – PE

C. KE + PE

The concept of “action” is related to

A. KE only

B. KE – PE

C. KE + PE

Conservation of Energy is related to which symmetry?

A. Position

B. Time

C. Rotation

D. Electrical Potential

E. Mirror symmetry

Conservation of Energy is related to which symmetry?

A. Position

B. Time

C. Rotation

D. Electrical Potential

E. Mirror symmetry

The more stable state of the universe is one of

A. Great deal of symmetry

B. Very little symmetry

The more stable state of the universe is one of

A. Great deal of symmetry

B. Very little symmetry

Understanding the nature of the void (Nothing)

A. Plays a significant role in Physics

B. Is not critical to our understanding.

Understanding the nature of the void (Nothing)

A. Plays a significant role in Physics

B. Is not critical to our understanding.

Emmy Noether is responsible for studying

A. Symmetry

B. Conservation principles

C. Both of the above

D. None of the above

Emmy Noether is responsible for studying

A. Symmetry

B. Conservation principles

C. Both of the above

D. None of the above

Which area of physics is the conservation of baryon number

important in?

A. Electromagnetic interactions

B. Gravitational interactions

C. Nuclear interactions

D. All of the above

Which area of physics is the conservation of baryon number

important in?

A. Electromagnetic interactions

B. Gravitational interactions

C. Nuclear interactions

D. All of the above

What was one of the factors that led to the realization of the existence of antineutrinos?

A. Conservation of energy

B. The conservation of baryon number

C. The angular momentum of photons

What was one of the factors that led to the realization of the existence of antineutrinos?

A. Conservation of energy

B. The conservation of baryon number

C. The angular momentum of photons