Sentence using the word biome.
definition of the word biome = a major regional or global living community characterized by the dominant forms of plant life and the climate.

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

Which transition by an electron will release the greatest amount of energy? oa ob oc od

Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?