What is the ratio of parent-to-daughter atoms when exactly one half-life has elapsed?
A. 1:3
B. 1:1
C. 1:2
Answer: B
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What are the drawbacks and benefits of using English as a national language in India? Might it help or hinder unity? Would it increase or decrease India's links to the contemporary world?
What will be an ideal response?
Heat produced by volcanic activity at mid-ocean ridges is the main factor controlling ocean temperature.
Answer the following statement true (T) or false (F)
Which statement describes the polar front jet stream??
a. ?It is strongest in summer. b. ?It moves farther north in winter. c. ?It forms near the boundary called the polar front. d. ?It is normally found at a higher elevation than the subtropical jet. e. ?It has lower wind speeds than the subtropical jet stream.
As a geologist working in a foreign country for the first time, you are asked to assess the potential for mass wasting in a particular region
What aspects or characteristics (geologic, geographic, biologic, etc.) of the region are you interested in for your assessment? Also, how could you possibly determine if mass wasting has been active in the recent geologic past (100's or 1000's of years)?