How would the shift in fish population (i. e., a decline in herring and increase in pollock in the southwest) affect the diets of the western and eastern stocks of Steller sea lions?

before, trains worked using the steam engine. thus, it uses heat so it is crucial to apply heat balance. the steam engine absorbs energy during the stage of boiling water. so, this is the endothermic reaction. when the steam is used to work the piston, it has to release this energy through running the train. the excess energy is released as an exhaust to the chimney. this is the exothermic process because it releases energy to the surroundings.

my teacher would say no s

sex cells are usually half's then they find another half and make a fertilize egg