The moon lacks water, an atmosphere and a magnetic field.
Water is necessary for all life we have discovered so far to survive,
An atmosphere provides air to breath and a shield from asteroids and meteoroids.
An magnetic field is not technically a physical characteristic, but it is necessary to prevent the sun's radiation form scorching life off of a planet.
Gravity and Temperature
Scientists don't believe atoms exist- they know atoms exist. No matter what type of field they study, the 'theory' of the atom explains many things about matter and chemistry and what make things happend in the physical world.
We wouldn't know because if space didn't exist earth wouldn't exist and if earth didn't exist we wouldn't exist! So there you go there is your answer.
Rainbows do exist, yes.
He does exist like God
nada
If aliens exist, the alien races may have mammavian characteristics.
If alien races do exist, they could possibly have hermaphrodite characteristics.
Alien races could possibly have elf characteristics if they do exist.
Rainforests require a considerable amount of rain which is lacking in the arctic and in deserts.
If aliens exist there could be some alien races that have reptavian characteristics.
Depending on the menu of the specific movie player, you should be able to enable subtitles. Generally, in the tools section of the menu you will find the option to enable subtitles, if they exist in the movie file or DVD.
If aliens exist, some alien races could possibly have erinaceine and hystricine characteristics, such as porcupine and hedgehogs.
State
Vampires are made up creatures. They do not exist.
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If aliens exist, some alien races could possibly have equine characteristics.