Am and pm what do they mean?

Is Mars a electromagnetic? What form of precipitation might be falling if the temperature is below 0? What are all types of cancers in the Human Body? What of the following is an eruption from the side of a volcano? What two alleles for the ABO blood group are not codominant? When light goes into a glass block most is transmitted some does not what happens to it? Can you see Jupiter from Wales? Describe our solar system? Why is the atomic mass found on the periodic table not a whole number? Do electrons travel so fast that it is impossible to know their exact location? Why energy considered a renewable resource? How much will a 600 watt hps cost to run at 12 hrs a day? How many kilograms are in 3 gallon pail? How many hours are you in central from eastern? Do trees belong in the lithosphere? How did judaism become secular - how did it get to the point where homosexuality adultery heresy etc isn't punishable by death when these things are explicitly instructed in the Torah? What impact did the seismoscope have on the world? Is moisture a biotic factor? Which process uses bacteria to copy DNA? What is the chemical formula for CS gas?