Which elements did the Curies discover? A. thorium and polonium
B. radium and uranium
C. radium and polonium
D. uranium and curium

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c