资讯

From hand-sized lantern sharks that glow in the deep sea to bus-sized whale sharks gliding through tropical waters, sharks ...
The rate of a chemical reaction can be increased by using smaller solid particles which increases the surface area of a solid reactant. This is done by cutting the substance into small pieces ...
But the simple relationship between any object's surface area and volume infiltrates every field of science and engineering. It's a major factor in the shape and size of everything from plants and ...
a series featuring science stories from public radio stations across the United States. This story, by Dan Boyce, was originally published by Colorado Public Radio. The surface area of Colorado is 104 ...