scieene Quiz

Question Number 1 who discoverd nucleus? A. rutherford B. mendeelevs C. bohr D. newton E. john dalton F. aristotle Question Number 2 what is the end product of reaction between an acid and a base? A. alkali B. metal C. non metal D. bases E. acid F. salt Question Number 3 what is the ph value of a neutral substance? A. 1 B. 7 C. 9 D. 12 E. 14 F. 7 Question Number 4 what is the formula derived from ohm's law? A. p=hdg B. v=ir C. f=ma D. i=v\a E. Ee=p*t F. none of the above Question Number 5 what is the formula derived from ohm's law? A. p=hdg B. v=ir C. f=ma D. i=v\a E. Ee=p*t F. none of the above