A planet orbits a star in an elliptical orbit: At a particular instant the momentum of the planet is (~2.4 x 1029, -1.6 x 1029, 0) kg m/s, and the force o the planet by the star is (~2.3 x 1022, -1.3x 1023, 0) N: Find FIl ad F 1: (Express your answers in vector 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