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Last night at about 2240hrs I was outside - looked up at the sky from east to west and north to south - all i could see was one solitary 'star' If in fact it wasn't a star , but rather one of the...
Atlantis travelled for 2 days before landing, during which it might get heated up to a very high temperature because of continously acting drag force, due to which it may explode, then why is it not...
I have two Neodymium disc magnets, with poles top and bottom. If I forced the opposing poles together, what would happen to the magnets over a long period of time? Would the magnetism dissipate? Would...
How come hot water goes cloudy? (Yes, it's *that* time in the evening...) From what I remember of school science, the molecules that form the water would start to seperate as it heats, surely making...
I did an experiment on the enthalpy change of combusion of a range of fuels. I am now trying to write it up and keep struggling with my hypothesis - I know I did it in the wrong order. Anyway,...
Not sure if this is in the right category but here goes, it was in the news that there is a major dust storm on Mars. I was under the impression that Mars doesn't have an atmosphere so how is it...
Coming from a non scientific background I have trouble understanding the concept of fields in general. I know it represents the strength of a force at points in space, but if space is empty then what...
if a person died in space and he found himself just floating into the universe................... would his body decompose??? obviously there is no moisture or air but.......................???
How do you simplify the expression (1 ? sec q)(1 + sec q).? q = theta i'm taking an online trig class and the movies they give you don't help out at all.
Would a Variac be suitable for controlling the speed of a woodturning lathe. I need to be able to slow it below the minimum speed I can get from the gears in order to turn some irregular pieces. Would...