Which characteristics do polar climates have that highland regions do not? Check all that apply.
few trees
a treeline
cold temperatures
very little precipitation
two seasons with temperature differences

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.