What new information helped The Theory of Continental Drift develop into The Theory of Plate Tectonics? A. Information about the mechanism of plate movement: convection cells in the crust.
B. Information about plates moving over the ocean and interacting.
C. Information about the mechanism of plate movement: convection cells in the mantle.
D. Information stayed the same. They are the same theory; scientists just started to understand it.

The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated

Is of of 3- ? a. 1--3- b. 1--2- c. 1--3- d. of

The equation below shows a chemical reaction. a + b + heat —> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.