A Heavy Glass Ball Is Placed in a Pie Pan

question 13

Multiple Choice

A heavy glass ball is placed in a pie pan that floats in a bucket.The water level at the side of the bucket is marked.Then the glass ball is removed and allowed to sink in the bucket.The water line at the side of the bucket is now

• A)lower.
• B)the same.
• C)higher.

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Definitions:

Randomized Block Experiment

An experimental design in which subjects are divided into blocks or groups with similar characteristics before being randomly assigned to different treatments.

Between-treatments Variation

The variation in data that is attributable to the differences in treatments or conditions in an experimental design.

Centrioles

Cylindrical organelles near the nucleus in animal cells, involved in cellular division and the organization of the spindle fibers.

Microtubules

Cylindrical structures within the cytoplasm of eukaryotic cells that are involved in maintaining cell shape, enabling cellular transport, and facilitating cell division.