Astronomy 121 Study guides, Class notes & Summaries

PHSC 121 Astronomy Exam 1 Definitions Correctly Answered 2024. Scientific method - CORRECT ANSWER 1. Observation 2. Hypothesis - an educated guess from observation to explain the phenomenon 3. Test the Hypothesis - many times! 4. Theory - developed from tested hypothesis 5. Natural Law - a theory tested over much time, many situations Constellation - CORRECT ANSWER pattern formed by the brighter stars in the sky (88 of them) Star - CORRECT ANSWER GREAT BIG BALL O GAS Planet - C...

Astronomy Chap 5 (Liberty University) (PHSC 121) Review Practice Test 2024. What is the orbital speed at Earth's surface? Ignore atmospheric friction. (Note: Earth's average radius is , Earth's mass is , 6370 km, Earth's mass is 5.97x 10(24) kg, G= 6.67 x 10(-11) m(3)/ kg x s(2) - CORRECT ANSWER 7900 m/s When you ride a fast elevator upward, you feel slightly heavier as the trip begins and slightly lighter as the trip ends. How is this phenomenon related to the equivalence principle?...

PHSC 121 STUDY GUIDE TEST 2024. Babylon - CORRECT ANSWER Which culture/country seems to get far less credit than it deserves in terms of ancient science and technology? 5000 years - CORRECT ANSWER How long ago was astronomy first practiced? Everything physical that exists - CORRECT ANSWER What is the universe? 1x10^8 - CORRECT ANSWER How do you write million in scientific notation? D - CORRECT ANSWER The ISS is: A. A manned space mission to do science B. A satellite that has ...

PHSC 121 Homeworks (1-4) 1st Exam Questions All Correctly Answered Astronomy is the study of ___________________. a. the Solar System b. galaxies c. the entire universe d. the planets of the Solar System - Answer -c. the entire universe Which of the following is not a step in the scientific method? a. evaluate science opinion b. refine hypothesis, develop theory c. evaluate data d. draw new conclusions from experimental data and observations - Answer -a. evaluate science opinio...

ASTRONOMY ASTRONOMY A Self-Teaching Guide Seventh Edition Dinah L. Moché, Ph.D. John Wiley & Sons, Inc. This book is printed on acid-free paper.• Copyright © 1978, 1981, 1987, 1993, 2000, 2004, 2009 by John Wiley & Sons, Inc. All rights reserved Published by John Wiley & Sons, Inc., Hoboken, New Jersey Published simultaneously in Canada. No part of this publication may be reproduc...

ASTRONOMY ASTRONOMY A Self-Teaching Guide Seventh Edition Dinah L. Moché, Ph.D. John Wiley & Sons, Inc. This book is printed on acid-free paper.• Copyright © 1978, 1981, 1987, 1993, 2000, 2004, 2009 by John Wiley & Sons, Inc. All rights reserved Published by John Wiley & Sons, Inc., Hoboken, New Jersey Published simultaneously in Canada. No part of this publication may be reproduc...

Biology 121 Midterm Exam- U of S, Questions and answers, rated A+ endemic species - -Species that is found in only one or a very small number of place cosmopolitan species - -species that occur in most regions of the world biological adaptation - -an anatomical structure, physiological process or behavioral trait of an organism that increases the expected long-term reproductive success of the organism marine iguana adaptations - -flattened tail to swim; blunt noses to graze on seaweed & ...

PHSC 121 FINAL EXAM Questions And Correct Answers New 2024 Update Which ancient culture/country not only kept detailed astronomical records, but also seems to have recorded the story of creation and early man in its very language? - Answer -China Which of these reasons describes why astronomy has been practiced throughout history? - Answer -to understand major world events, to understand weather/climate What is the universe? - Answer -Everything physical that existed Given the size o...

ASTRONOMY ASTRONOMY A Self-Teaching Guide Seventh Edition Dinah L. Moché, Ph.D. John Wiley & Sons, Inc. This book is printed on acid-free paper.• Copyright © 1978, 1981, 1987, 1993, 2000, 2004, 2009 by John Wiley & Sons, Inc. All rights reserved Published by John Wiley & Sons, Inc., Hoboken, New Jersey Published simultaneously in Canada. No part of this publication may be reproduced, ...

ASTRONOMY A Self-Teaching Guide Seventh Edition Dinah L. Moché, Ph.D. John Wiley & Sons, Inc. This book is printed on acid-free paper.• Copyright © 1978, 1981, 1987, 1993, 2000, 2004, 2009 by John Wiley & Sons, Inc. All rights reserved Published by John Wiley & Sons, Inc., Hoboken, New Jersey Published simultaneously in Canada. No part of this publication may be reproduced, stored in a retri...