When a typical open cluster forms, which type of stars are formed most often?
A) solar type stars of class G
B) OB associations
C) red giants
D) low mass M type dwarfs
E) white dwarfs
D
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Clusters containing clusters of galaxies are called _______________
a. superclusters b. galactic clusters c. universe clusters d. quasar clusters
Jupiter radiates less heat than it absorbs from the Sun
a. True b. False Indicate whether the statement is true or false
When cottonseed oil (a liquid) is hydrogenated, the solid fat called ______________ is obtained
Fill in the blank(s) with correct word
Star A is identical to Star B, but Star A is twice as far from us as Star B. Therefore
A) both stars have the same luminosity, but the apparent brightness of Star B is four times that of Star A. B) both stars have the same luminosity, but the apparent brightness of Star B is twice that of Star A. C) both stars have the same apparent brightness, but the luminosity of Star B is four times that of Star A. D) both stars have the same luminosity, but the apparent brightness of Star A is four times that of Star B.