3 apr 1879 anni - Sir William Crookes
Descrizione:
Discovered cathode rays had the following properties: travel in straight lines from the cathode; cause glass to fluoresce; impart a negative charge to objects they strike; are deflected by electric fields and magnets to suggest a negative charge; cause pinwheels in their path to spin indicating they have mass.
Aggiunto al nastro di tempo:
scientific atom timeline
Data:
