The nuclear energy All the elements consist of atoms, The atom consists of a nucleus surrounded by the electrons revolving around it in certain energy levels, The atom mass is concentrated in the nucleus that contains...
The electric current can be generated by different methods, The common sources are the generators (Dynamos) and electrochemical cells (electrolytic cells), The electricity which you use in your homes is produced from the large power stations...
Acids Acids are the substance whose aqueous solutions contain positive hydrogen ions (H+) , It turns blue litmus paper into red , it reacts with base giving the salt of acid and the water ,...
Chemotherapy The chemotherapy is the use of drugs to kill the cancer cells, It may be used alone or in the combination with the other treatments such as the surgery and the radiation therapy,...
