Which two minerals, not shown on the graph of changes in mineral composition within the palisades sill,
are also likely to be found in some other samples of diabase?
(1) amphibole and potassium feldspar (3) quartz and biotite
(2) potassium feldspar and quartz (4) biotite and amphibole

Computer models can scientists predict weather. some computer models can show the predicted path of hurricanes. what other events could a computer model warn us of? a) undersea earthquakes , tornadoes, and avalanches b) tornadoes c) avalanches d) undersea earthquakes

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

What is the pattern of urbanisation around the word?