In the endothermic reaction below, how would adding heat affect the equilibrium of the system? (2 points) A + B + energy ⇄ + D Select one: a. Shift it to the left toward the reactants. b. Shift it to the right toward the products. c. Equally create more products and reactants. d. It would have no effect.

Which type of circuit is becoming more common in residential electrical design and construction? a. hazardous-area circuit b. three-phase circuit c. 480-volt circuit d. communication circuit

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom