Which of the following is most important in determining if a material will be a solid, a liquid or a gas?
A) covalent bonds
B) intermolecular forces
C) intramolecular forces
D) nuclear forces
B
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Infrasonic sound waves have relatively
A. low frequencies. B. long wavelengths. C. both of these D. none of the above
Which of the following best matches the description?Gas emitted from certain kinds of rocks.
A. acid deposition B. secondary air pollutants C. oxides of nitrogen D. particulates E. ozone F. greenhouse effect G. primary air pollutants H. radon I. photochemical smog J. thermal inversion K. sulfur dioxide
The energy of light is called electromagnetic radiation. In the electromagnetic spectrum, photosynthesis makes use of which specific wavelengths?
A) X-rays B) the entire electromagnetic spectrum C) visible light D) ultraviolet radiation E) infrared radiation
Marine west coast climates occur only along the west coasts of continents
Indicate whether the statement is true or false