Science Question!

2010-10-23 3:04 am
Explain why a ship which is made of iron or steel can float on the sea while a piece of iron sinks in water.

回答 (1)

2010-10-27 8:50 pm
✔ 最佳答案
because a ship is constructed in such a way
that the overall density is smaller than water,
so it floats

the density of a piece of iron is a lot higher than that of water
so it sinks

in what way a ship is constructed?
easy: empty space inside


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