8. Conduct your own research to investigate any changes that have occurred with respect to global nitrogen pollution and U. S. and global policies since this article was written in 2010.
Report your findings below. Cite all sources used to support your response.
I

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. 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.

Adepositional also feature that forms where a stream enters a lake or an ocean is a

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?