What is average albedo of Earth?

A. 90 percent
B. 30 percent
C. 60 percent


Answer: B

Environmental & Atmospheric Sciences

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Air pollution levels that may be life-threatening within a few hours or days are termed:

A) high risk B) fast acting C) toxic D) acute

Environmental & Atmospheric Sciences

Which of the following is the vector commonly used in in vivo gene therapy?

A) adenovirus B) Maloney murine leukemia virus C) weakened flu virus D) vaccinia virus

Environmental & Atmospheric Sciences

The zone between the core and the crust is the:a

innersphere. b. lithosphere. c. mantle. d. convection center. e. molten zone.

Environmental & Atmospheric Sciences

Fault types are defined by

A) the tilt and orientation of the fault plane. B) the amount of movement along the fault plane. C) the amount of energy liberated during movement. D) the type of rock material in which they occur.

Environmental & Atmospheric Sciences