A weight on an end of a spring bobs up and down one complete cycle every 2 s. Its frequency is

A) 0.5 Hz.
B) 1 Hz.
C) 2 Hz.
D) none of the above


A

Environmental & Atmospheric Sciences

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

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The safety factor for landslides is

A) the degree to which engineered structures have been installed to prevent landslides B) the ratio of resisting to driving forces C) the influence of changing climate on landslide hazards D) the length of time that is likely to pass before a major landslide

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List the major bodies of water for the Latin American region:

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Milankovitch cycles are currently accepted as a causal factor for long-term climatic fluctuations

Indicate whether the statement is true or false

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