-Diagram 6-2 Illustrates a Light Source, a Gas Cloud, and Three

question 92

Multiple Choice

-Diagram 6-2 illustrates a light source, a gas cloud, and three different lines of sight. Along which line of sight would an observer see an absorption spectrum

• A)1
• B)2
• C)3
• D)2 and 3
• E)none of them

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Definitions:

Igneous Rock

A type of rock that comes into existence when lava or magma cools and turns solid.

Pyroclastic Flow

A fast-moving current of hot gas and volcanic materials (such as ash) that flows down the sides of a volcano during an explosive eruption.

Hot

Having a high temperature, often used in the context of describing the thermal state of magma, lava flows, or the Earth's core.

Thick

Having a large distance between opposite sides or surfaces; not thin.