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how big is space? what is the exact size?
how much does the sky weight
what is cabin pressure
why is the sky blue
Why do some people get dry skin and athlete’s foot?
View all answered questions
What makes some people more attractive than others?
And the winner is…
have you worked in a high tech laboratory
how do cells die
What's the most common skin disease?
What does the particle formation look like in a sponge because even though it's a solid it has loads of air holes in?
What would happen if there was no moon?
Why is it that when i keep my door open for a year or so, and then i try to close it, it has increased in size and
do you think there is life on other planets or that we could ever get to mars?
Why do some people see black and blue and some people see white and gold in the same picture?