A lead weight is fastened to the top of a large piece of Styrofoam that floats i
ID: 2124148 • Letter: A
Question
A lead weight is fastened to the top of a large piece of Styrofoam that floats in a beaker of water. Because of the lead weight, the water line is flush with the top surface of the Styrofoam. If the piece of Styrofoam is turned upside-down so that the weight is suspended underneath it, the water level in the container:
a. rises
b. drops
c. stays the same
A lead weight is fastened to the top of a large piece of Styrofoam that floats in a beaker of water. Because of the lead weight, the water line is flush with the top surface of the Styrofoam. If the piece of Styrofoam is turned upside-down so that the weight is suspended underneath it, the water level in the container:Explanation / Answer
Choice C is the correct answer.
The buoyant force is unchanged, so the volume of water displaced does not change and the level of the water therefore stays the same.