A scientist wants to estimate the mass of an atom. What information can be used to do this? (2 points) a The masses of the electrons and neutrons can be added together. b The atomic number of the element can be used. c The masses of the protons and neutrons can be added together. d The column number of the periodic table can be used.

Which of the following might cause the inflation rate to spike up sharply? the purchasing power of the average consumer decreases due to a sluggish economy. plentiful rainfall and moderate temperatures result in good harvests of wheat and soybeans. the items in the cpi market basket change to account for changing consumer buying habits. prices on world oil markets rise steeply due to war in the middle east.

Who is the speaker in this excerpt from book 13 of homer’s odyssey, and what inference can you make from the tone?

What is another name for the spanish navy in 1588? a) spanish royal fleet b) spanish armada c) spanish yacht crew d) spanish tall ships