The way light travels - Study guides, Class notes & Summaries
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ASTR final exam study questions and answers 2024
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Using the ideas discussed in the text, in what sense are we "star stuff"? - Nearly every atom from which we are made was once inside of a star 
 
When did humans learn that the Earth is not the center of the universe? - Within the past 500 years 
 
How are galaxies important to our existence? - Galaxies recycle material from one generation of stars to the next, and without this recycling we could not exist. 
 
If we imagine the history of the universe compressed into one year, dinosaurs walked...
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AST 111 Exam 2 Study Guide || with Complete Solutions.
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Light year definition correct answers The distance light travels in one year 
 
Light year distance correct answers 9.5*10^12 km 
 
Astronomical Unit (AU) definition correct answers Average distance from the Earth to the Sun 
 
AU distance correct answers 1.5*10^8 km 
 
Galaxy correct answers A great cloud of stars, gas, and dust held together by the combined gravity of all its matter 
 
Planetary Systems correct answers A set of gravitationally bound non-stellar objects in orbit around a star o...
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HESI A2 2023/2024 (Questions with A+ Graded answers)
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Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. correct answers C. Light travels as both a wave and a particle. 
 
 Light is a curiosity in that it acts as both a wave and a particle. It only changes direction via reflection (bouncing off of something) or ref...
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HESI A2 2023 exam with 100% correct answers
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Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. correct answersC. Light travels as both a wave and a particle. 
 
 Light is a curiosity in that it acts as both a wave and a particle. It only changes direction via reflection (bouncing off of something) or refr...
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8th Grade Science STAAR Test- Lindsey exam questions with 100% correct answers
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Light-Year 
is the distance light travels in one year; 1 light-year = 10,000,000,000,000 km or 10 trillion km 
 
 
 
Apparent Magnitude 
is a measure of how bright an object appears from Earth 
 
 
 
 
Brainpower 
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Luminosity 
also known as the absolute magnitude; it is the true brightness of an object 
 
 
 
Nuclear Fusion 
is a process that occurs when the nuclei of several atoms com...
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HESI A2 2023 Question and answer already passed 2023/2024
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HESI A2 2023 Question and answer already passed 2023/2024Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. - correct answer C. Light travels as both a wave and a particle. 
 
 Light is a curiosity in that it acts as both a wave and a particle. It only change...
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HESI A2 2024 with 100% correct answers
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Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. - correct answer C. Light travels as both a wave and a particle. 
 
 Light is a curiosity in that it acts as both a wave and a particle. It only changes direction via reflection (bouncing off of something) or re...
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HESI A2 2023 | Questions with 100% correct answers | verified
- Exam (elaborations) • 24 pages • 2023
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Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. - C. Light travels as both a wave and a particle. 
Light is a curiosity in that it acts as both a wave and a particle. It only changes direction via reflection 
(bouncing off of something) or refraction (passing...
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HESI A2 EXAM 2024 WITH 100% CORRECT ANSWERS
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HESI A2 EXAM 2024 WITH 100% CORRECT ANSWERS 
 
 
Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. - correct answer C. Light travels as both a wave and a particle. 
 
 Light is a curiosity in that it acts as both a wave and a particle. It only changes direction...
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HESI A2 2023 LATEST EXAM GRADED A+
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Which of these statements is true regarding the way light travels? 
A. Sound travels faster than light. 
B. The speed of light is always the same regardless of the medium through which it 
travels. 
C. Light travels as both a wave and a particle. 
D. Light can not travel through a vacuum. - CORRECT ANS C. Light travels as both 
a wave and a particle. 
Light is a curiosity in that it acts as both a wave and a particle. It only changes 
direction via reflection (bouncing off of something) or re...
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