The approximate intensity ratio between two stars is 100 . Thus the apparent visual magnitude difference between the stars is ______________
a. 1 b. 5
c. 10 d. 100
b
Physics & Space Science
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The phenomenon of beats results from sound
A) refraction. B) reflection. C) interference. D) all of the above E) none of the above
Physics & Space Science
The first quarter Moon rises about noon today; what will its phase be, and when will it rise tomorrow?
What will be an ideal response?
Physics & Space Science
The highest peak on Venus is called:
A) Shif. B) Gula. C) Cleopatra. D) Maxwell. E) Lakshmi.
Physics & Space Science
The acceleration produced by an unbalanced force acting on an object is
a. inversely proportional to the mass of the object. b. directly proportional to the magnitude of the force. c. in the direction of the force. d. all of these.
Physics & Space Science