How much must an object weigh to be able to float in water? 1: more than the amount of water it displaces
2: less than the amount of water it displaces
3: more than a gram
4: less than a gram

i'm on my way to history not a mistory.

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myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.