When exposed to the same amount of heat for the same amount of time, a3g sample of copper will experience a greater temperature change than a 12 g sample of copper due its smaller

i think that d. wind is the answer.   i missed the question when i answered a. currents.

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle