A 5-Kg Object Is Moving to the Right at 4

question 10

Multiple Choice

A 5-kg object is moving to the right at 4 m/s and collides with a 4-kg object moving to the left at 5 m/s.The objects collide and stick together.After the collision,the combined object:

• A)has the same kinetic energy that the system had before the collision.
• B)has more kinetic energy than the system had before the collision.
• C)has no kinetic energy.
• D)has less momentum than the system had before the collision.

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Definitions:

Coevolution

The process by which two or more species influence each other's evolutionary development through natural selection.

Moths

Insects related to butterflies, belonging to the order Lepidoptera, typically flying at night and attracted to light.

Stabilizing Natural Selection

A type of natural selection that favors the average individuals in a population, thereby maintaining genetic diversity.

Wing Lengths

The measurement of the distance from the tip of one wing to the tip of the other wing in flying organisms, often used in studies of evolution, migration, and species identification.