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saraho

1 to 6 of 6

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saraho
what is the active ingredient in lemonade that makes it fizzy, is it carbonated water or citric acid?
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saraho
why do blow on a match to put the fire out, but blow on a fire to make it burn?
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saraho
why are bid fierce animals scarce?
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saraho
what makes a table tennis ball bounce?
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saraho
why do ponds appear more shallow than they really are?
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saraho
why are soap bubbles coloured?

1 to 6 of 6