PLEASE HURRY!! Which two chemists organized elements based on properties such as how the elements reaci or whether they are solid or liquid?
A. Lavoisier and Mendeleev
B. Döbereiner and Newlands
C. Newlands and Mendeleev
D. Lavoisier and Döbereiner​

Children begin to use tools at about what age? a. 18 months b. 2 years c. 1 year d. 6 months

Which technological breakthrough of the 1950s revolutionized the way that americans kept up with news and world events? a) radio b) internet c) television d) motion pictures

The tea party movement is a. an official third party that challenges both democrats and republicans in national elections. b. an organized challenge to incumbents in the republican party by the most conservative wing of the republican party. c. an organized challenge to incumbents in the democratic party by the most liberal wing of the democratic party. d. an offspring of the green party that runs for state and local office in many midwestern states. e. the now defunct party that gave way to the republican party at the end of the “second party system.”