Compared to spiral galaxies, elliptical galaxies have
A. ...more gas, more dust, and less new star formation.
B. ...less gas, more dust, and more new star formation.
C. ...less gas, less dust, and more new star formation.
D. ...more gas, more dust, and more new star formation.
E. ...less gas, less dust, and less new star formation.
Answer: E. ...less gas, less dust, and less new star formation.
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a. True b. False Indicate whether the statement is true or false
Process of Science: What evidence do scientists have that supermassive black holes exist?
What will be an ideal response?
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a. liquid. b. part solid and part liquid. c. solid. d. molten.
When ice melts, its temperature __________
Fill in the blank(s) with correct word