The bond between sodium (Na) and Chlorine (Cl) to form halite (salt) is a(n) ________ bond
A) covalent B) valent C) metallic D) ionic
D
Environmental & Atmospheric Sciences
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A ________ is a barrier built at a right angle to the beach to trap sand that is moving parallel to the shore.
a. breakwater b. barrier island c. groin d. tidal flat e. tombolo
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A 60 vibration per second wave travels 30 m in 1 s. Its frequency is
A) 30 Hz and it travels at 60 m/s. B) 60 Hz and it travels at 30 m/s. C) neither A nor B
Environmental & Atmospheric Sciences
Which of the following locations experiences the largest pressure change between July and January?
A. less developed areas along coasts B. developed areas along coasts C. developed areas on land D. less developed areas on land
Environmental & Atmospheric Sciences