How would Earth's climate be different if the axis of rotation was exactly perpendicular to the plane of the ecliptic?
There would be no seasons, as local insolation would be nearly constant all year, except the small difference between aphelion and perihelion.
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In some instances, electromagnetic radiation behaves like a wave. In other instances, electromagnetic radiation behaves more like a particle. Which behavior more accurately describes the true nature of electromagnetic radiation?
A. Electromagnetic radiation behaves as a wave or as a particle depending on the circumstance. B. Wave behavior more accurately describes the true nature of electromagnetic radiation. C. There is no circumstance in which electromagnetic radiation can be described as either portraying particle or wave behavior. D. Particle behavior more accurately describes the true nature of electromagnetic radiation.
The most productive farming regions in the Slavic countries are in
A. Siberia B. The central part, north of Central Asia C. Western Russia, Ukraine, and Moldova D. In the North, near the border with Finland
Which of the following is true of Quito, Ecuador (0° 15' N, 78° 35' S)?
A) Quito experiences days and nights of equal lengths throughout the year. B) During the June Solstice, Quito experiences 24 hours of darkness because it is completely outside of the circle of illumination. C) At noon on June 21st, the sun is directly overhead in Quito. D) Quito is at a latitude that is never the subsolar point.
It has been estimated that about ________ of the CO2 added to the atmosphere has been absorbed by seawater.
A. 5% B. 25% C. 40% D. 15%