A fisherman sees 7 wave crests go by in 10.0 s. The crests are 2.43 m apart. Find the frequency of the wave. (Unit = Hz)​

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

Plss anybody know how to do this? ? i need the answers from a through d

What is the fate of the electrons that interact with a specimen in an electron microscope?