What is the reason that a water molecule is polar?
the electrons are unequally? A. distributed among the atoms
B. it is neutral
C. the hydrogens lose their electrons to the environment
D. it is an ion

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

What best describes the dropping height of a ball that bounces back up to a height of 45 cm

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