# Basics of Astronomy

### Course Summary

This comprehensive study guide course helps you quickly review the fundamentals of astronomy. Access these fun lessons and quizzes to improve your basic astronomy knowledge for upcoming exams, projects, homework or personal interest.
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#### 28 chapters in Basics of Astronomy

Course Practice Test

Check your knowledge of this course with a 50-question practice test.
• Comprehensive test covering all topics
• Detailed video explanations for wrong answers
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Course Progress Best Score
Lesson 1 - Newton's First Law of Motion: Examples of the Effect of Force on Motion
Lesson 2 - Newton's Second Law of Motion: The Relationship Between Force and Acceleration
Lesson 3 - Newton's Third Law of Motion: Examples of the Relationship Between Two Forces
Lesson 4 - Newton's Laws and Weight, Mass & Gravity
Lesson 5 - The Law of Universal Gravitation: Definition, Importance & Examples
Lesson 6 - Newton's Law of Gravitation: Definition & Examples
Lesson 7 - Force: Definition and Types
Lesson 8 - Work as an Integral
Lesson 9 - Mass and Weight: Differences and Calculations
Lesson 10 - The Normal Force: Definition and Examples
Lesson 11 - Friction: Definition and Types
Lesson 12 - Forces: Balanced and Unbalanced
Lesson 13 - Identifying Action and Reaction Force Pairs
Lesson 14 - Net Force: Definition and Calculations
Lesson 15 - Determining the Individual Forces Acting Upon an Object
Lesson 16 - Free-Body Diagrams
Lesson 17 - Distinguishing Between Inertia and Mass
Lesson 18 - State of Motion and Velocity
Lesson 19 - Determining the Acceleration of an Object
Lesson 20 - Air Resistance and Free Fall
Lesson 21 - Gravitational Potential Energy: Definition, Formula & Examples
Lesson 22 - Gravitational Attraction of Extended Bodies
Lesson 23 - The Acceleration of Gravity: Definition & Formula
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Practice Tests in this course
Check your knowledge of this course with a 50-question practice test. Once you take the test, you will receive a detailed exam report complete with your personal statistics and even specific lessons to focus on! Take the practice test now
Your detailed study guide will include:
• Answers and detailed explanations to each question
• Video lessons to explain complicated concepts
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