What is the mass, in kilograms, of a person whose weight on Earth is 670 N (about 150 pounds)? The measurement for gravity on Earth is 9.8 meters per second squared (m/s2). Enter your answer as a number, rounded to the nearest tenth, with the appropriate unit, like this: 4.2 kg

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