11. Approximately how much of Earth's fresh water is trapped in glacial ice? O A. 70 percent
OB. 10 percent
O C.30 percent
O D. 90 percent

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit