Astronomical unit Study guides, Class notes & Summaries

What is the definition of the Astronomical Unit? correct answer: The average distance between the Sun and the Earth Which sequence is correct when ordered by increasing size? correct answer: Earth Solar System Milky Way Galaxy Galaxy Clusters How many stars does a typical galaxy like the Milky Way Galaxy contain? correct answer: a few hundred billion How long does it take for light to cross the diameter of the Milky Way Galaxy? correct answer: about 100,000 years Which of the ...

Gizmo Solar System Explorer 2024 - All Answers are Correct Student Exploration: Solar System Explorer Vocabulary: astronomical unit, dwarf planet, eccentricity, ellipse, gas giant, Kepler’s laws, orbit, orbital radius, period, planet, solar system, terrestrial planet

EAPS 105 Exam 1 HW Questions & Answers 2024 What lies in the center of the galaxy? a. a void, like the eye of a hurricane b. the oldest stars in the galaxy c. a supermassive black hole d. the home world of our galactic empire - ANSWER-c. a supermassive black hole Which of the following statements about the solar system are correct? a. It formed 4.6 billion years ago. b. At least one of the giant planets are formed of rock and metal like terrestrial planets. c. The orbits of the ma...

How many years ago was the big bang? Correct Answer-13.8 billion years ago What is the diameter of the Earth? Correct Answer-12,756.3 km(equatorial) What is the distance of Earth to Sun? Correct Answer-149,600,000 km What is 149,600,000 km equal to? Correct Answer-1 astronomical unit (AU) What is the distance of the alpha centauri system? Correct Answer-39,734,220,000,000 km= 4.2 light years What is a light year? Correct Answer-The distance light travels in a year at a velocity of...

How old is the universe? correct answer: 14 billion years old How many kilometers make up a light year? correct answer: 10 trillion kilometers or 10 x 10^12 How many galaxies are present in the Local Group? correct answer: 40 Is there ever a time when we, on the Earth, are not in some type of motion? correct answer: no How far away are the nearest stars, excluding the Sun? correct answer: at least 4 light years away The elements hydrogen and helium were created during the Big...

PHSC102 Midterm study Guide with A Grade Solutions What are the Steps to the Scientific Method? - Answer-Step 1- make an observation, pose a question or problem Step 2 - make a hypothesis (an educated guess) Step 3 - experiment - hypothesis must be testable and reproducible Step 4 - Conclusion - Results The study of the Universe. - Answer-Astonomy Totality of all space, time, matter, and energy. - Answer-Universe Radius of Earth? - Answer-6378 Km Distance from Earth to the Sun...

Astronomy 101 Practice Test Questions and Correct Answers Solar System Characteristics: orbits, what do inner planets do compared to outer, and what about spin - Answer- Counter Clockwise Orbits, Inner planets move faster, Each planet has individual spin Number of planets and names - Answer- 8: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune Gravity - Answer- Attractive force, holds everything together, requires 2 objects pull on each other Gravity on Earth - Answer- 9.8...

1. Proteins necessary for body's mainte- nance, growth, and repair (GS) 2. Carbohydrates and Fats used primarily for energy (GS) 3. 212 Water boils at degrees fahrenheit (GS) 4. 100 Water boils at degrees Cel- sius (GS) 5. 373 Water boils at Ks on the Kelvin scale (GS) 6. Veins carry blood from capillaries toward the heart. (GS) 7. Arteries carry blood away from the heart. (GS) 8. Ventricles lower chamber of the heart (GS) 9. Red Blood Cells component of blood which car- ri...

AMSCO AP World History Modern- Unit 4Primogeniture Laws - correct answers English laws that only led eldest sons inherit land, leading younger sons to search for money via things like joint-stock companies. Omani-European Rivalry - correct answers Portuguese vs the Omani over the Muslim controlled Indian ocean trade Cartography - correct answers The science of making maps Astronomical Chart - correct answers a guide to the stars to help navigation Maritime Empires - correct answers e...

PHSC102 Midterm study Guide Questions and Answers What are the Steps to the Scientific Method? - Answer-Step 1- make an observation, pose a question or problem Step 2 - make a hypothesis (an educated guess) Step 3 - experiment - hypothesis must be testable and reproducible Step 4 - Conclusion - Results The study of the Universe. - Answer-Astonomy Totality of all space, time, matter, and energy. - Answer-Universe Radius of Earth? - Answer-6378 Km Distance from Earth to the Sun ...