Renewable energy is energy from sources that- A. We’re once living organisms
B. will take years to deplete
C. Humans can manufacture
D. Are constantly being formed.

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