What is a nebula - Study guides, Class notes & Summaries

7 protons and 8 neutrons correct answers N-15 (7 protons) is an isotope of nitrogen. Its nucleus consists of: absorb correct answers A Hydrogen atom with its electron in the second energy level can ________ energy so that the electron moves to an energy level farther from the nucleus. rising gas below the photosphere correct answers Granulation is caused by: Ozone (O3) correct answers As mentioned in class, the molecule that is most responsible for blocking gamma-rays from space is: ...

Astronomy Exam #1 Questions With Complete Solutions. What is a star? A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? A moon (or satellite) is an object that orbits the planet. What is an asteroid? An asteroid is a small and ROCKY object that orbits a star. What is a comet? A comet is small a...

Ursa Major - Answer-circumpolar constellation at 45N Big dipper - Answer-asterism Orion - Answer-asterism Taurus - Answer-zodiac constellation Draco - Answer-circumpolar at 45N Northern Cross - Answer-asterism Your birth sign is - Answer-the constellation behind the sun at the moment of your birth We are currently living in the age of - Answer-Pisces What is the location of of our solar system in the Milk Way galaxy? - Answer-Halfway out from the center How do we know the Milky Way gala...

ASTR 102 Final Exam Questions Riverside Correct Solutions Current Update order of red giant's life - Answer -Red Giant → Planetary Nebula → White Dwarf → Black Dwarf or Red Giant → Type II Supernova → Neutron Star or Red Giant → Type II Supernova → Black Hol The eventual fate of our Sun is to - Answer -become a steadily cooling white dwarf. Our Sun will not become a nova because this only happens to stars - Answer -with a binary companion. Black holes are formed ...

Why do disk stars bob up and down as they orbit the galaxy? correct answers because the gravity of other disk stars always pulls them toward the disk Which part of the galaxy has gas with the hottest average temperature? correct answers the halo What is the typical percentage (by mass) of elements other than hydrogen and helium in stars that are forming right now in the vicinity of the Sun? correct answers 2% Where are most of the Milky Way's globular clusters found? correct answers in...

The Earth - origin of Earth, oceans, life; the Earth's internal layers... - origin of Earth, oceans, life; the Earth's internal layers... Origin of Earth, Oceans, Life: • Earth: Supernova (explosion of a star-4.6 bya)- earth (nebula made of gas and dust) was formed 4.5 billion years ago. • Oceans: Volcanic expulsion, rained for thousands of years then hit by icy comets; volcanic outgassing and ice from comets • Life: 3.7 billion years ago life was created- animals have been arou...

Science Bowl Astronomy Exam Questions With Complete Solutions (Verified And Updated) A solar eclipse can only occur at a: A. full moon B. new moon C. ½ gibbous moon D. ¼ gibbous moon - answerAnswer: B Which of the following constellations cannot be seen in the summer sky of the northern hemisphere? A. Libra B. Orion C. Ursa Major D. Cygnus - answerAnswer: B What percent of stars in the sky that appear to be single stars are actually binary stars: A. about 90% B. about 50% C. about 20 %...

ACT prep English Test 1|75 Questions with Verified Answers 1. a. NO CHANGE b. is c. it's d. DELETE the underlined portion - CORRECT ANSWER b. is 2. f. NO CHANGE g. has seven rooms: a front room, an herb shop, two bedrooms, a stockroom, a general store, and a kitchen and bunk room h. is cooperatively preserved and operated by the Oregon Parks and Recreation Department and the City of John Day j. has a kitchen that holds antique tables, a large woodstove, and a variety of Chinese...

-- Life, orbital resonances, rings and gaps. - ️️Give three examples of current properties of the solar system that a model of its formation need not explain. Why? 11. How did the temperature structure of the solar nebula affect the planetary composition? - ️️-- The distance between a planet and the sun determines the temperatures at which each planet was created. For planets close to the Sun like Mercury and Venus, the temperature was too high for those planets to be formed with light ...

Astronomy Exam #1 Questions And Answers What is a star? - ANS A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? - ANS A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? - ANS A moon (or satellite) is an object that orbits the planet. What is an asteroid? - ANS An asteroid is a small and ROCKY object that orbits a star. What i...