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A ship is hollow therefore its average density is less than the density of water while a coin is not hollow thus its average density is higher than the density of water and hence it sinks.
chrispohmomanyi answered the question on October 1, 2017 at 10:38
- A ship moves from a region in the sea with fresh water to a region of salty water its weight remaining constant. Explain what is...(Solved)
A ship moves from a region in the sea with fresh water to a region of salty water its weight remaining constant. Explain what is observed.
Date posted: October 1, 2017. Answers (1)
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Explain the function of plimsoll lines on a ship.
Date posted: October 1, 2017. Answers (1)
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Distinguish between kinetic energy and potential energy.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Explain why power cables to an electric cooker are thicker than the ones in the lighting.
Date posted: October 1, 2017. Answers (1)
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Why is Brownian motion only exhibited by small particles?
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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State the main energy changes that take place in a filament lamp.
Date posted: October 1, 2017. Answers (1)
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Explain the meaning of plastic deformation.
Date posted: October 1, 2017. Answers (1)
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Explain why resultant forces on a sky diver changes as his speed increases.
Date posted: October 1, 2017. Answers (1)
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State one useful application of ultrasounds to man.
Date posted: October 1, 2017. Answers (1)
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Explain why nichrome wire is used as a heating element rather than copper.
Date posted: October 1, 2017. Answers (1)
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Explain why a magnet would demagnetize when held in East-west direction.
Date posted: October 1, 2017. Answers (1)
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Explain why it feels colder at night when the sky is clear than on a cloudy night.
Date posted: October 1, 2017. Answers (1)
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Explain how you can change the weight of an object without changing its mass.
Date posted: October 1, 2017. Answers (1)
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State two industrial uses of radioactive substances.
Date posted: October 1, 2017. Answers (1)
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State any two properties of beta radiation
Date posted: October 1, 2017. Answers (1)
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State any two practical uses of a capacitor.
Date posted: October 1, 2017. Answers (1)
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Explain why vegetables would cook faster in a pressure cooker than when using an ordinary cooking pot.
Date posted: October 1, 2017. Answers (1)
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Explain why Nickel-Chromium alloy is suitably used in electric heating elements.
Date posted: October 1, 2017. Answers (1)