Question 1

Theforce responsible for the collapse of an interstellar cloud is_____________.

Accepted Answer

The answer of Theforce responsible for the collapse of an...

Question 2

Where is the Trapezium found?

Accepted Answer

A)  in the constellation Trapium 
B)  in the Orion Nebula 
C)  in all protostars 
D)  in all cocoon nebulae 
E)  in the Bok globules 
A)  in the constellation Trapium 
B)  in the Orion Nebula 
C)  in all protostars 
D)  in all cocoon nebulae 
E)  in the Bok globules

Question 3

Four of following are factors that must be overcome by a large molecular cloud before gravitational contraction can begin. Which one is the exception?

Accepted Answer

A)  thermal energy of the gas 
B)  magnetic field of the ISM 
C)  rotation of the gas cloud 
D)  intense radiation from a nearby star 
E)  turbulence in the ISM 
A)  thermal energy of the gas 
B)  magnetic field of the ISM 
C)  rotation of the gas cloud 
D)  intense radiation from a nearby star 
E)  turbulence in the ISM

Question 4

The proton-proton chain for fusing hydrogen into helium is a much more complicated process than the CNO Cycle for fusing hydrogen into helium.

Accepted Answer

A) True 
 B)False

Theforce responsible for the collapse of an interstellar cloud is_____________.

Where is the Trapezium found?

Four of following are factors that must be overcome by a large molecular cloud before gravitational contraction can begin. Which one is the exception?

The proton-proton chain for fusing hydrogen into helium is a much more complicated process than the CNO Cycle for fusing hydrogen into helium.

Here and Now

A Users Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Interstellar Medium

Stellar Evolution

Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies

Supermassive Black Holes and Active Galaxies

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology

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Exam 11: Formation and Structure of Stars

Theforce responsible for the collapse of an interstellar cloud is_____________.

Where is the Trapezium found?

Four of following are factors that must be overcome by a large molecular cloud before gravitational contraction can begin. Which one is the exception?

The proton-proton chain for fusing hydrogen into helium is a much more complicated process than the CNO Cycle for fusing hydrogen into helium.

Here and Now

A Users Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Interstellar Medium

Stellar Evolution

Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies

Supermassive Black Holes and Active Galaxies

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology

Filters