Identify Whether the Following Rocks Are Either "Intrusive" or "Extrusive

question 48

Short Answer

Identify whether the following rocks are either "intrusive" or "extrusive" and "felsic" or "mafic."
Andesite [1] [2]
Answer 1 Choices:
Extrusive
Intrusive
Answer 2 Choices:
Felsic
Mafic

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Definitions:

Observations

The process of monitoring, recording, and analyzing data or events for the purpose of drawing conclusions or making decisions.

Predetermined Time Standard

A method used in industrial engineering and time management to estimate the time required for completing a task based on standard time units.

TMU

Time Measurement Unit, a standard unit used in time study and work measurement for setting standard times for tasks.

Time Measurement Unit

A standard unit of time used in work measurement and time studies to assess the time required for tasks.