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Why Does Oil Float on Water

What Property of Oil Makes It Float on Water Oil being less dense than water floats on it. Had it been denser than water like iron, it would have sunk. Density is mass per unit volume. It means that if you take a cubic cm (cc) of oil, its mass is mu

Why Does Water Expand When It Freezes

Does Water Expand When It Freezes? Yes. Ice has a lesser density than water. How Much Does Water Expand When It Freezes? Approximately by about 9% – 10%. [caption id="attachment_302" align="aligncenter" width="300"] Does Water Expand When It

Gold Foil Experiment

Who Did the Gold Foil Experiment? The gold foil experiment was a pathbreaking work done by scientists Hans Geiger and Ernest Marsden under the supervision of Nobel laureate physicist Ernest Rutherford that led to the discovery of the proper structur

Diverging Lens

Definition A lens placed in the path of a beam of parallel rays can be called a diverging lens when it causes the rays to diverge after refraction. It is thinner at its center than its edges and always produces a virtual image. A lens with one of

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