Pl help what happens to the ‘observer’s shadow’ during these seasons? Hint: remember when the Equinoxes and Solstices are because it matters! _

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

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