electicity grd 6

electricity is defined as

• flow of electrons

• flow of magnetism

• flow of current

• all of the above

which one is not the source of electricity

• cell

• photocell

• dynamo

• generator

• light

___________________ are the devices which convert chemical energy into electrical energy

the 2 types of cells are

• primary cell

• secondary cell

• photo cell

• preprimary cell

the main chemical in dry cell is

• NH4CL

• MnO2

• HCHOCH

• NHO4S2

what are the 2 plates used in a simple cell

• zinc and copper

• copper and silver

• iron and silver

• zinc and iron

what is the common name of NH4CL

• ammonium chloride

• ammonim simcer

• chloride

what is the common name of maganese powder

• Sn24D

• HNO8R

• MNO2

• NOM2

who made simple cell

• thomas

• volta

• newton

• albert einstien

which one is not included in a dry cell

• carbon powder

• zinc vessel

• lining of paper

• copper plate