Sam was learning how to roller skate. He did not want to go fast. On which kind of floor surface would Sam move the slowest? A-concrete

B-carpet

C- tile

D-wood

Which is true of the reactants in this displacement reaction? fe + 2hcl fecl2 + h2 a. the reactants are located to the left of the arrow in the chemical equation. b. the reactants contain 1 iron atom, 2 hydrogen atoms, and 1 chlorine atom. c. the reactants are the atoms, molecules, or compounds formed in the reaction. d. the reactants have the same physical and chemical properties as the products.

What are transitions between a liquid and a solid called? identify which way they are transitioning

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?