Examlex
Approximate the area of the surface generated by revolving the curve y = sin x, , about the x-axis. Approximate area to three decimal places.
Poles
The two opposite ends of the Earth's axis, known as the North Pole and South Pole, characterized by extreme weather conditions and unique ecosystems.
Equator
An imaginary line around the Earth equidistant from the North and South Poles, dividing the Earth into the Northern and Southern Hemispheres.
Heat And Dryness
Environmental conditions characterized by elevated temperatures and low humidity, which can stress living organisms and ecosystems.
Desert
Ecological biome characterized by a limited amount of rainfall; deserts have hot days and cool nights.
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