Problem 1
Explain the difference between the terms in each of the following sets. absolute magnitude-apparent magnitude
Problem 2
Which is a group of stars, gas, and dust held together by gravity? A. constellation C. black hole B. supergiant D. galaxy
Problem 3
The most massive stars end their lives as which type of object? A. black hole C. neutron star B. white dwarf D. black dwarf
Problem 4
In which galaxy does the Sun exist? A. Arp's Galaxy C. Milky Way Galaxy B. Barnard's Galaxy D. Andromeda Galaxy
Problem 5
Which is the closest star to Earth? A. Sirius C. Betelgeuse B. the Sun D. the Moon
Problem 5
Explain the difference between the terms in each of the following sets. black hole-neutron star
Problem 6
In which of the following choices are the objects ordered from smallest to largest? A. stars, galaxies, galaxy clusters, universe B. galaxy clusters, galaxies, stars, universe C. universe, galaxy clusters, galaxies, stars D. universe, stars, galaxies, galaxy clusters
Problem 6
What is a measure of the amount of a star's light that is received on Earth? A) absolute magnitude B) apparent magnitude C) fusion D) parallax
Problem 7
What is higher for closer stars? A) absolute magnitude B) red shift C) parallax D) blue shift
Problem 7
Which is the most abundant element in the Sun? A. helium B. hydrogen C. oxygen D. carbon
