Hydrogen, Helium, Oxygen.
Lion,cheetah,tiger
milk
towel
No, an umbrella is not an example of a porous material. Porous materials have small holes or openings that allow liquids or gases to pass through them, while an umbrella is designed to be impermeable to water.
Weathering I think
learned behavior
happy as a clamhappy as a kid in a candy storehappy as a larkhappy as a loonhappy as a pig in mud
well, Italy holds the vatican, which is where the pope lives.
75% nitrogen, 21% oxygen, 3% other gases.
Old Major's Speech Snowball & Napoleon calling the other animals comrades
Noble gases are also known as, 1- inert gases 2- rare gases 3- monoatomic gases 4- zero group elements.
5 properties of gases are: Gases have the lowest density of all the normal 3 states of matter. Gases have a random arrangement. Gases are the only normal state of matter to be compressed. Gases have the weakest atomic forces between particles. Gases, if stripped of their electrons, form plasmas.