Which statement correctly compares the valence electrons for atoms of francium and barium

If you find yourself sharing the road with an aggressive driver, you should: a. attempt to get the driver off the road b. give the driver extra space c. make eye contact and smile

The graph shows the populations of two species in a particular region over two decades. based on the graph, what can you conclude about the relationship between the two species? a. the two species have a parasitic relationship. b. the two species are mutualistic in nature. c. the two species exhibit commensalism. d. the two species have a prey-predator relationship. e. the two species have a familial relationship.

Host danny boyle used a line from what shakespearean play to welcome the athletes and fans arriving in london for the 2012 olympics?