Star clusters - Study guides, Class notes & Summaries

ASTRO 102 Midterm 1 (UMich) Exam Questions & Answers 2023/2024 Milkyway contains ___ stars - ANSWER-100 billion Local Group - ANSWER-about 40 galaxies in galaxy cluster Superclusters - ANSWER-clusters of galaxy clusters 1 AU - ANSWER-earth's average distance from sun Light Year - ANSWER-distance light can travel in one year (9.46 tril km) Observable Universe - ANSWER-14 billion light years Big Bang - ANSWER-happened 14 bill years ago, avg. distance between galaxies increa...

Astronomy Final Exam Questions and Answers 100% Solved | Rated A+ A solar system contains a. primarily planets b. large amounts of gas and dust but very few stars c. large amounts of gas dust and stars d. a single star and planets e. thousands of super clusters - d. a single star and planets A galaxy contains a. primarily planets b. large amounts of gas and dust but very few stars c. large amounts of gas, dust, and stars d. a single star and planets e. thousands of super clusters - ...

What were the early ideas of how the Sun shines? Why were these ideas incorrect? Why does the Sun shine? - Answer-Chemical burning was what humans thought made the sun shine. However, if this was true- the sun would be like a campfire that would need a fuel source and to be "fed" periodically. The Sun shines due to nuclear fusion Be able to name the Sun's layers from inside to outside and be able to know the importance of each layer (e.g. what type of light does the chromosphere emit?) -...

Rank the following from earliest to latest: protostars, dark globule, star cluster, supernova - Dark globule, protostars, supernova, star cluster Which type of light will be most affected by interstellar extinction? - Ultraviolet Globular clusters formed _______________ the gas from which our galaxy formed had time to collapse into a disk. - before The first stage of stellar evolution is the ___________________ phase - protostellar Time moves slower the _____________ you're moving - faste...

CompTIA DataX Study Guide: Exam DY0-001 (Sybex Study Guide) 1st Edition 2024 with complete solution In CompTIA DataX Study Guide: Exam DY0-001, data scientist and analytics professor, Fred Nwanganga, delivers a practical, hands-on guide to establishing your credentials as a data science practitioner and succeeding on the CompTIA DataX certification exam. In this book, you'll explore all the domains covered by the new credential, which include key concepts in mathematics and statistics; techn...

Floral design review questions with complete solutions __________ is the storage or shipment of flowers out of water. Dry pack Floral Material that has an "airy" look to create the finishing touch. filler The supplies, materials, and methods that designers use to place and hold flowers and foliage in an arrangement are called _________. mechanics __________ is the act of cutting flower stems properly and providing them proper treatments are any stage in the distribution proces...

Astro 7n unit 4 quizzes Question and answers correctly solved 2024 Astro 7n unit 4 quizzes what are the differences between open star clusters and globular star clusters - correct answer Open clusters are less concentrated, younger, and have fewer stars Which of the following is false - correct answer A nova is more luminous than a supernova What kind of a gas cloud can collapse and form stars? - correct answer The gas cloud must have a mass that exceeds the Jeans mass so that gravity...

Astro 7n unit 4 quizzeswhat are the differences between open star clusters and globular star clusters - correct answer Open clusters are less concentrated, younger, and have fewer stars Which of the following is false - correct answer A nova is more luminous than a supernova What kind of a gas cloud can collapse and form stars? - correct answer The gas cloud must have a mass that exceeds the Jeans mass so that gravity overcomes the internal pressure in the cloud What is the mass of the ...

What are the characteristics of disk stars (yellow) of the Milky Way Galaxy? - High mass stars, the Sun, youngest stars, and stars that all orbit in nearly the same plane What are the characteristics of halo stars (green) of the Milky Way Galaxy? - Globular clusters, oldest stars, stars whose orbits can be inclined at any angle, and stars with smallest abundance of heavy elements. What are the characteristics of spiral galaxies? - They contain abundant clouds of cool gas and dust, are rare...

Microorganisms/Microbes Minute living things that individually are usually too small to be observed with the unaided eye 7 types of microorganisms •Bacteria •Archaea •Fungi (yeast and molds) •Protozoa •Microscopic algae •Viruses (non-cellular) •Helminths (worms) Bacteria •Bacterium (pl. bacteria) prokaryotes (lack nucleus), single celled (unicellular) organisms. •Shapes: most common: bacillus (rod-like), coccus (spherical or ovoid), and spiral (corkscrew or curved); star-sha...