An oxygen atom has 8 electrons. where are the electrons located?
: in distinct regions around nucleus
: in a random arrangement throughout atom
: in a random arrangement around nucleus
: packed with protons inside the nucleus

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

What is the most abundant vertebrate on earth?