How does the frequency of gamma rays compare to the frequency of microwaves? A. Gamma waves have a lower frequency.
B. Microwaves have a lower frequency.
C. They have the same frequency.
D. Cannot be determined.

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology