If a Straight Line Crosses the Y-Axis at 5 and Crosses

question 87

Multiple Choice

If a straight line crosses the Y-axis at 5 and crosses the X-axis at 10, we can conclude that the slope of the line is

• A)positive.
• B)negative.
• C)zero.
• D)infinity.

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Definitions:

Composite Volcano

A type of volcano constructed from multiple layers of hardened lava, tephra, and volcanic ash, typically characterized by explosive eruptions.

Shield Volcano

A broad, gently sloping volcano formed by the eruption of fluid basaltic lava.

Scoria Cone

A small, steep volcanic cone made of volcanic ash, cinders, and bomb fragments ejected from a single vent.

Dome

1. A circular or elliptical anticlinal structure in which the rocks dip gently away in all directions. 2. A dome-shaped accumulation of lava and other volcanic materials. See also volcanic dome.