According to the inverse square relation, _____
A) the square of the magnitude of a light source is inversely proportional to the square of its wavelength
B) the mass of a star is inversely proportional to the square of its distance from Earth
C) the flux you receive from a light source is inversely proportional to the square of the distance to the source
D) the temperature of a star is inversely proportional to the square of its visual wavelength when viewed from the source
C
You might also like to view...
In which is the temperature greater?
A) boiling-hot tea in a cup B) boiling-hot tea in a fire-engine pail C) both the same
Three Carnot engines operate between temperature reservoirs as follows: Engine A: Th = 1300 K, Tc = 1000 K; Engine B: Th = 1000 K, Tc = 700 K; Engine C: Th = 500 K, Tc = 350 K. Which two engines have the same thermal efficiency?
a. A and B b. B and C c. A and C d. No two have the same thermal efficiency.
Process of Science: Why did astronomers identify Pluto as a planet from its discovery? What scientific evidence led to its reclassification?
What will be an ideal response?
A tightly wound barred spiral would be classified as
A) S0. B) Sa. C) SBc. D) Sc. E) SBa.