A "supernova" is
A) an exploding galaxy.
B) an exploding star.
C) a slight flare-up of an aged star.
D) a new dance step.
E) a large new star.
B
You might also like to view...
The Copernican Principle notes that we are nothing special, not at the center of anything. Apply it to the work of Harlow Shapley
What will be an ideal response?
Two speakers in a stereo emit identical pure tones. As you move around in front of the speakers, you hear the sound alternating between loud and zero. This occurs because of diffraction
a. True b. False Indicate whether the statement is true or false
Exclusion Principle: The principal quantum number n can have any integer value ranging from
A. -? to +?. B. 0 to ?. C. 1 to ?. D. 1 to 100.
An object is located on the optical axis and a distance of 8 cm from a thin converging lens having focal length 10 cm. the image of the object is
1.real, upright, and smaller than the object. 2.real, inverted, and smaller than the object. 3.real, inverted, and larger than the object. 4.virtual, upright, and smaller than the object. 5.virtual, inverted, and larger than the object. 6.virtual, upright, and larger than the object. 7.None of the above.