A 05-Kg Blob of Clay Moving at 2

question 137

Multiple Choice

A 0.5-kg blob of clay moving at 2.0 m/s slams into a 4.0-kg blob of clay at rest.The speed of the two blobs stuck together after colliding is about

• A)1.1 m/s.
• B)1.5 m/s.
• C)2.5 m/s.
• D)none of the above

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Definitions:

Gap Junctions

Specialized intercellular connections that facilitate the direct transfer of ions and small molecules between the cytoplasm of adjacent cells.

Desmosomes

Cell structures specialized for cell-to-cell adhesion, acting as anchors between cells in tissues that undergo significant stress.

Tight Junctions

Specialized connections between neighboring cells, creating a nearly impermeable barrier to prevent leakage of extracellular fluid across a layer of epithelial cells.

Intercalated Discs

Specialized structures found in cardiac muscle tissue that facilitate the transmission of electrical signals and coordination of muscle contraction.