Which item could be dated using radiocarbon dating?
a) 65 million year old meteorite
b) 15 million year old lava flow .
c) 60,000 year old metamorphic rock
d) 60,000 year old mammoth bone

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