Which of these statements is most likely correct about location a and location b? a. location a and location b will be equally warm because they are on the same latitude. b. location a and location b will be equally cold because they are on the same latitude. c. location a will have cooler summers and warmer winters than location b. d. location b will have cooler summers and warmer winters than location a.

Match the following terms describing electrical events with the correct phases of the cardiac cycle. the ventricular muscle cells depolarize at the start of this phase. during this phase, na+ entry through the funny channels causes the pacemaker potential of sa nodal cells to gradually become less negative until it reaches threshold. the ventricular muscle cells repolarize right before this phase. the cytosolic concentration of calcium in the contractile cells of the ventricle is highest during this phase. a. isovolumetric relaxation b. ventricular ejection c. isovolumetric contraction d. ventricular filling

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

In which state was more than 100 billion tons of coal mined in 2005?