Introduction to Astronomy
Flashcard
•
Science
•
12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Astronomy?
Back
Astronomy is the scientific study of celestial objects, space, and the universe as a whole.
2.
FLASHCARD QUESTION
Front
What is Astrology?
Back
Astrology is a belief system that suggests a relationship between the positions of celestial bodies and events on Earth, particularly in human affairs.
3.
FLASHCARD QUESTION
Front
What is a Light-Year?
Back
A light-year is the distance that light travels in one year, approximately 9.46 trillion kilometers.
4.
FLASHCARD QUESTION
Front
What is the Speed of Light?
Back
The speed of light in a vacuum is approximately 300,000 kilometers per second.
5.
FLASHCARD QUESTION
Front
What is a Telescope?
Back
A telescope is an instrument that aids in the observation of remote objects by collecting and analyzing electromagnetic radiation.
6.
FLASHCARD QUESTION
Front
What is the Solar System?
Back
The Solar System is a collection of celestial bodies, including the Sun, planets, moons, asteroids, and comets, bound by gravity.
7.
FLASHCARD QUESTION
Front
What are Planets?
Back
Planets are large celestial bodies that orbit a star, are spherical in shape, and have cleared their orbital path of other debris.
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