Best Astronomy Quiz For Space Wooers

If galaxy A is four times farther than galaxy B, then according to the Hubble Law, galaxy A will decrease __________ than galaxy B.

2 times faster

0.25 times faster

1.2 times faster

8 times faster

Correct! Wrong!

Neutron stars have masses that vary from

3.5 solar mass to 25 solar mass

1.4 solar to 3 solar mass

2.5 solar mass to 10 solar mass

1.2 solar mass to 30 solar mass

Correct! Wrong!

What feature of a star cluster is used to evaluate its age?

Color of the main sequence turnoff in the cluster

Luminosity of the faintest stars in the cluster

Total number of stars in the cluster

Chemical composition of stars in the cluster

Correct! Wrong!

What temperature does COBE find the Big Bang has cooled to by now?

5,800 K

273 K

About 3,000 K

2.73 K

Correct! Wrong!

The lowest mass object that can begin thermonuclear fusion of hydrogen has a mass of about

60 solar mass

0.001 solar mass

0.08 solar mass

0.5 solar mass

Correct! Wrong!

Measured ages of globular clusters and a study of the time required for massive stars to form the present plenty of heavy elements implies that the universe is

No more than 9 billion years old.

At least 13 billion years old.

Flat.

Closed.

Correct! Wrong!

As nearly all galaxies show red-shifted spectra, we recognize that

We must be at the center of the universe

The sky must be dark at night

All of the above are correct

The universe is expanding

Correct! Wrong!

Which one of the following supports the solar nebula theory of the origin of the solar system?

Disks are rare around young stars.

Planets are round.

The sun is the least massive object in the solar system.

Disks are common around young stars.

Correct! Wrong!

Black holes that are stellar pieces can be found by hunting for

Extremely luminous infrared objects

Dark regions at the centers of galaxies

Variable X-ray sources

Objects that emit very faint radio emission

Correct! Wrong!

Most planets so far detected around other stars were found by

Traveling to the star.

Varying Doppler shifts of the stars.

The planet blotting out the light of the star.

Seeing the planets next to the star.

Correct! Wrong!

Best Astronomy Quiz For Space Wooers

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If galaxy A is four times farther than galaxy B, then according to the Hubble Law, galaxy A will decrease __________ than galaxy B.

Neutron stars have masses that vary from

What feature of a star cluster is used to evaluate its age?

What temperature does COBE find the Big Bang has cooled to by now?

The lowest mass object that can begin thermonuclear fusion of hydrogen has a mass of about

Measured ages of globular clusters and a study of the time required for massive stars to form the present plenty of heavy elements implies that the universe is

As nearly all galaxies show red-shifted spectra, we recognize that

Which one of the following supports the solar nebula theory of the origin of the solar system?

Black holes that are stellar pieces can be found by hunting for

Most planets so far detected around other stars were found by

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