A glowing blackbody that appears bluish in color is __________ than one that appears reddish
Fill in the blank(s) with correct word
hotter
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A(n) ________ type galaxy is ________ with elongated central regions.
A. SB; a spiral galaxy B. E0; an elliptical galaxy C. E7; a spiral galaxy D. Sa; a spiral galaxy
If light from a distant star passes close to a massive body, the light beam will
A) bend towards the star due to gravity. B) continue moving in a straight line. C) change color to a shorter wavelength. D) slow down. E) accelerate due to gravity.
What observation made of other stars seems to suggest the solar nebula hypothesis is correct?
a. Stars are found to exist more often in binaries than by themselves. b. Protostars are seen to radiate much of their light at infrared wavelengths. c. Nearby stars tend to be low mass red dwarfs. d. Young stars are found to have hot disks that surround them.
What is thermal conductivity?
What will be an ideal response?