According to current estimates, the earth's internal temperature is:

a. at the melting point in the outer core
b. above the melting point in the outer core
c. below the melting point in the outer core
d. lower in the outer core than in the mantle


b

Environmental & Atmospheric Sciences

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If the earth's orbit around the Sun were more elliptical than now with the same inclination angle

A) the northern hemisphere would be warmer. B) the southern hemisphere would be about the same in yearly temperature. C) storms in both hemispheres would be stronger. D) there would be no change because the Sun's energy is constant.

Environmental & Atmospheric Sciences

Which of the following best matches the description?Process whereby plants convert inorganic materials into organic matter.

A. enzyme B. kinetic energy C. isotope D. potential energy E. base F. photosynthesis G. acid H. electron I. latent heat J. pH K. entropy L. nucleus M. respiration N. neutron O. proton P. ion Q. combustion

Environmental & Atmospheric Sciences

Which of the following is a mineral?

a. Sugar b. Granite c. Ice d. Obsidian e. Bronze

Environmental & Atmospheric Sciences

An example of a ria coast is ________.

A. southeast Alaska B. the mouth of the Mississippi River C. Delaware Bay D. the Gulf of Mexico E. San Francisco Bay

Environmental & Atmospheric Sciences