Chapter 24 Review

According to Genesis 1:14, God created the stars to

• help man measure seasons and for signs.

• help man navigate accurately.

• show man his insignificance.

• allow man to predict the future.

Tags

NGSS.MS-ESS1-1

Who developed a system for naming stars that used Greek letters and Latin forms of the stars’ constellation names?

• Hubble

• Bayer

• Hipparchus

• Dreyer

What are declination and right ascension used for?

• to measure the seasons

• to measure the brightness of a star

• to give the precise location of a star

• to calculate the distance from Earth to each star

According to their apparent magnitudes, which of the following stars is the brightest?

• Canopus, + 0.7

• Deneb, + 1.3

• Lacaille 9352, + 7.4

• Barnard’s Star, + 9.6

Which of these statements is not true concerning apparent magnitude?

• A. It is based on the distance to the star.

• B. In some cases, it is a negative number.

• C. It is based on brightness as viewed from Earth.

• D. It depends mainly on the temperature of the star.

What is the primary value of Cepheid variables to astronomers?

• They help establish the ranks of magnitude.

• They help astronomers locate and name other stars.

• They make it easier to estimate the size of the universe.

• They help us understand the age of the universe.

The distance that light travels in a year is a(n)

• A. parsec

• B. constant, c.

• C. light-year

• D. astronomical unit

Which of these would be best for calculating the distance to a very dim, distant star?

• A. parallax

• B. red shift

• C. stellar magnitude

• D. none of these

Which pair of elements makes up the bulk of most stars, including our sun?

• carbon and hydrogen

• helium and hydrogen

• hydrogen and oxygen

• nitrogen and carbon

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Which stellar classification is expressed using Roman numerals?

• age

• luminosity

• size

• temperature