Accretion Is the Process by Which

question 112

Multiple Choice

Accretion is the process by which:

• A) elements are transformed into heavier elements by nuclear reactions.
• B) massive protoplanetary cores pull gas onto themselves to create giant planets.
• C) clouds of interstellar gas and dust contract to form protostars.
• D) dust grains and ice crystals coalesce to form planetesimals.

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Definitions:

Gantt Chart

A graphical display of the scheduling of tasks required to complete a project.

One-Time Events

Occurrences or activities that happen once and are not repeated, often unique or significant in nature.

Defined Time Period

A set duration, clearly specified, within which activities, processes, or events are to be initiated and completed.

Nodes

Points or intersections within a network where lines, paths, or edges meet or cross, often referring to a specific location in a network topology.