Which of the following properties determines the kind (wavelength) and amount of radiation that an object emits?

A. temperature
B. latent heat
C. density
D. thermal conductivity


Answer: A

Environmental & Atmospheric Sciences

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A cannonball is fired by a cannon. The much smaller recoil speed of the cannon involves differences in

A. masses. B. momenta. C. forces. D. times.

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Physiologic density is always higher than simply people per square mile of all land because:

A) physiologic implies increased wealth B) all countries have voted to make it higher C) physiologic means "industrialized" D) no country is 100% arable land

Environmental & Atmospheric Sciences

Radiometric dating is based upon

a. the presence of fossils. b. cross-cutting relationships. c. spontaneous decay of radioactive elements. d. superposition. e. dendrochronology.

Environmental & Atmospheric Sciences

People's relationships with their environments is a central theme of human geography

Indicate whether this statement is true or false.

Environmental & Atmospheric Sciences