Explain the following, using the idea of molecules where possible.

a) Lakes are more likely to freeze than the sea.

b) Salt and sand are sprinkled on roads in winter.

c) Motorists put 'anti-freeze' in the cooling system in winter.

d) Snowballs cannot be made in very cold weather.

e) Icebergs take a long time to melt.



Answer :

Final answer:

Ice cubes float in water due to their lower density compared to liquid water, providing insulation for aquatic life in cold temperatures.


Explanation:

Ice cubes float in water due to the fact that ice is less dense than liquid water. This property allows ice to form a protective layer on the surface of bodies of water, insulating the lower layers and enabling aquatic life to survive in cold temperatures.


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