Acar moves past people standing on the sidewalk. what is the reference point?

Match the atomic particles with their characteristics. 1. made of two protons and two neutrons neutron 2. similar to an electron; positive charge neutrino 3. orbits nucleus; negative charge positron 4. bundle of energy; zero charge proton 5. found in nucleus; positive charge meson 6. very unstable; +, -, or zero charge gamma 7. found in nucleus; zero charge electron 8. negative particle; negative charge beta 9. atomic energy converted to mass alpha

How many neutrons does element x have if it’s stormy umber is 33 and it’s mass number is 95?

Explain vector addition, triangle method and parallelogram method