Pennsylvania has many deposits of coal. this is evidence pennsylvanias geological history there was an abundance of? a. marine animals b. viruses c. plants d. mammals

Reading graphs: unemployment us unemployment rate (1961-2011) identify the trends in the graph and then use the drop- down menu to complete each statement from 1961 to 1965 unemployment was in the mid-2000s through 2011. unemployment was percentage unemployed 1961 1971 1981 1991 2001 2011 year

[bws.05]where would uncharged particles be most likely found in an atom? o on the electrons o inside the protons o inside the nucleus outside the nucleus

He resistance of a liquid to flowing is called