Environment & Ecology · Environmental Studies
An EVS teacher demonstrates an experiment in class in which an egg sinks in a tumbler with fresh water, but floats upon adding salt to the water. Which of the following is the most appropriate conceptual explanation she can give to the students' inquiry?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The egg gains mass by absorbing the added salt from the water.
- 2You will learn the precise mathematical formula for buoyancy in higher classes.
- 3The egg floats because the density of the salt water increases and becomes greater than that of the egg.✓
- 4Different items show different behaviors when added to water.
Correct answer
The egg floats because the density of the salt water increases and becomes greater than that of the egg.
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