why does a big heavy boat dont sink?
nevertheless the metals have an identical weight, they have distinctive hundredsin case you look on the periodic table, the atomic type of aluminum is 13, on an identical time as the type of copper is 29The atoms in copper are a lot greater packedand difficulty-free experience tells you that aluminum is a mild-weight textilehigh quality over quantityDoes that help? P.Sthe gentleman below me is erroneous in each attainable ingredient, the asker stated the quantity replaced right into a million gram, he stated the burden, no longer the massHe additionally stated the mass replaced into given for one and not the differentexamine your self previously you wreck your self.
1Because so long as the volume and mass remain the same the density is unaffected2Aluminum is strong and light, while iron is heavy and strongIf you want an airplane that is strong enough to fly through jet stream winds and light enough to take off make it out of aluminumIf you want a dumbbell that is heavy enough to be worth lifting but not so big it becomes a hassle then make it out of cast iron31 4volumelwh 18 cm 3; so density mass/vol 36/18 2g/cm3 5volumelwh 100 cm 3; so density mass/vol 300/1003g/cm3
Here is a simple way to demonstrate for yourselfTake a peice of aluminum foil, wad it in a ball, it will sink like a rockNow form it into a boat shape or rounded over the bottom of a bowl, it will floatThe shape of the boat's bottom (or hull) spreads whe weight over a large area so the water can hold it up.
