The H-R Diagram, an important tool of astronomers, relates stellar temperature to stellar

A. color.
B. mass.
C. distance.
D. brightness.
E. density.


Answer: D

Environmental & Atmospheric Sciences

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A form of kinetic energy that travels in the form of waves as a result of changes in electrical and magnetic fields is

a. Wind b. electromagnetic radiation c. Waterfalls d. Electricity e. solar radiation

Environmental & Atmospheric Sciences

Which of the following is associated with cells in an isotonic solution?

A) crenation B) hemolysis C) reverse osmosis D) none of these

Environmental & Atmospheric Sciences

The political causes of forced migration are typically ________

A) armed con?ict or discrimination B) rigged elections C) one party rule and a strong leader D) famine and deforestation E) mutual distrust by rival clans

Environmental & Atmospheric Sciences

The biotic component of an organism's environment is the non-living or physical factors.

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

Environmental & Atmospheric Sciences