Which of the following is a method of energy transport?
a. convection b. radiation
c. conduction d. All of the other choices are correct.
Question 2Shapley found the distance to the center of the galaxy by studying the distance to open clusters.
a. True
b. False
Indicate whether the statement is true or false
Question 3A ZAMS star evolves __________ and to the __________ on the H-R diagram because ________________.
a. downward, left, the core expands which causes the outer layers to expand b. upward, right, the core contracts which causes the outer layers to expand
c. upward, left, the core expands which causes the outer layers to contract d. downward, right, the core contracts which causes the outer layers to contract
Question 4The center of our galaxy is located in the direction of the constellation of Orion.
a. True
b. False
Indicate whether the statement is true or false
Question 5Which is the correct evolutionary order?
a. protostar, ZAMS, YSO b. protostar, YSO, ZAMS
c. ZAMS, protostar, YSO d. ZAMS, YSO, protostar
Question 6RR Lyrae stars are in the constellation ___________.
Fill in the blank(s) with correct word
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