Infrasonic sound waves have relatively
A. low frequencies.
B. long wavelengths.
C. both of these
D. none of the above
Answer: C
Environmental & Atmospheric Sciences
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What texture is displayed by the igneous rock in this photograph?
A. breccia B. vesicles C. porphyritic D. glassy E. None of these.
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What is the metric length of the 100. yard dash? [1 inch = 2.54 cm (exactly)]
A) 9.14 cm B) 25.4 cm C) 91.4 m D) 254 m
Environmental & Atmospheric Sciences
Streams can lengthen their drainage courses by the process of headward erosion
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
The dry adiabatic rate is the rate at which ____
A) an air parcel rises B) temperature changes in a rising or descending parcel of unsaturated air C) volume changes when a parcel expands or is compressed D) latent heat energy is released in a rising air parcel
Environmental & Atmospheric Sciences