How does the speed of light in a substance such as glass compare to the speed of light in a vacuum?
A) The speed of light in glass is faster than the speed of light in a vacuum.
B) The speed of light is the same in both, equal to 299,792.458 km/s.
C) The speed of light in glass is slower than the speed of light in a vacuum.
D) The speed of light in glass can be faster or slower than the speed of light in a vacuum, depending on the type of glass.
Correct Answer:
Verified
Q116: A particular reflecting telescope has an objective
Q117: What is the magnification of a Newtonian
Q118: The BEST shape for the cross-section of
Q119: For many years, the Palomar telescope (5-m
Q120: Compared with the 2.5-m diameter Mount Wilson
Q122: The speed of light always has the
Q123: When a light ray in air or
Q124: Which of these statements correctly describes the
Q125: As a light ray leaves a glass
Q126: When a ray of light enters the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents