The least violent volcanic eruptions usually come from which of the following?

a. calderas
b. shield volcanoes
c. composite cones
d. cinder cones
e. plug domes


B

Environmental & Atmospheric Sciences

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Using these maps and graphs, describe and explain the patterns of temperature gradients on Figures 9.4a and 9.4b: Where are gradients steep or gentle?




a) January:
b) July:

Environmental & Atmospheric Sciences

What texture is displayed by the igneous rock in this photograph?



A) Vesicles
B) Breccia
C) Porphyritic
D) Glassy
E) None of these are correct.

Environmental & Atmospheric Sciences

Hunting, trapping, and fishing are allowed in National Wildlife Refuges.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

A(n) ________ is a line joining the points of equal magnetic declination

A) contour line B) isohyet C) isotherm D) isomag E) isogonic line

Environmental & Atmospheric Sciences