Which of the following ions has the same electronic configuration as argon?
A) K+
B) Ca2+
C) both a and b
D) neither a nor b
C
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A major factor in human population increase in the last 200 years is the emergence of early and modern agriculture
Indicate whether the statement is true or false
What is the relationship of lava flows on Mauna Loa to the “Rift Zones” along the slopes of the volcano?
Look at the following volcanoes (note that the maps are of several different scales): • Mount Vsevidof (53°07'35"N, 168°41'16"W), a composite volcano in Alaska (shown on Map T-2, Map T-21b, and Figure 34-2) • Crater Mountain (37°52'42"N, 119°00'25"W), the highest peak of the Mono Craters, a chain of rhyolitic plug dome volcanoes in California (shown on Maps T-23a and T-23c) • SP Mountain (35°34'56"N, 111°37'55"W), a basaltic cinder cone in Arizona (shown on Maps T-22a and T-22b and Figure 34-3) • Mauna Loa (19°28'17"N, 155°35'41"W), a large shield volcano on the Big Island of Hawai‘i (shown on Maps T-1 and T-21a) What will be an ideal response?
What is one of the newest techniques employed to measure tides?
a. simple drogues b. pressure-sensing transducers c. drift bottles d. satellites to measure Earth's magnetic field e. acoustic Doppler profilers
Soils that contain an abundance of iron are generally what color?
a. Black. b. Blue. c. Green. d. Red.