floating a razor bladesecure a used razor blade
Floating a razor blade
Secure a used razor blade of the double edge type. Try floating it on the surface of water. Again watch the surface and see if the surface film dips under the razor blade.
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a calculate the natural frequency of mass m 1 kg placed at one end of a cantilever beam of negligible mass length of cantilever 500 mm d 30 mm b
it takes the moon an average of 2732167 days to circle the earth round this number to the closest thousandththe thousandths place is the third digit
determine the hormone secreted from the parathyroid glandthe parathyroid gland secretes parathormone the amount secreted is strongly influenced by
lifting the water surface bend the pointed end of a pin or use a piece of fine wire to make a hook file the point of the hook unless it is very sharp
floating a razor bladesecure a used razor blade of the double edge type try floating it on the surface of water again watch the surface and see if
holding water in a sievepour some oil over the wire mesh of a kitchen sieve and shake out the overload so that the holes are open cautiously pour
heaping water up in a glassplace a drinking glass in a shallow pan or on a saucer rub the top edge of the glass with a dry cloth pour water into the
explain the functions of parathyroid glandthe main function of the parathyroid gland is to regulate the calcium levels in our body so that the
find out the product of 52 times 103 and 65 times 107 write your answer in scientific notationto multiply numbers written within scientic
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