At the equator, Earth spins at a rate of about 1670 kilometers per hour. The circumference of Earth at the equator is about 40,000 kilometers. About how long does it take Earth to make
one complete rotation on its axis at the equator?

Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of