What is the efficiency of a ramp if the input work is 96 J and the output work is 24 J?

Most energy in an ecosystem comes originally from_

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

Select the three ways that the parallel-plate capacitor differs from a car battery.