Which statement is true? an override needs a three-fourths vote. a conference committee is formed only for re-election purposes. a chamber is a legislative meeting hall.

Match each model with its name and the name of the scientist who created it.

In an industry in which there are several providers of a type of good, why can one business not charge much higher prices for their goods?

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste