1) What is the smallest unit that all matter is made from? a) alons b) atoms c) protons 2) What are the positive particles in atoms called? a) electrons b) protons c) neutrons 3) What are the negative particles in atoms called? a) neutrons b) electrons c) protons 4) What are neutral particles in atoms called? a) electrons b) neutrons c) protons 5) The protons and neutrons exist in the nucleus of an atom. a) true b) false 6) Electrons can jump from atom to atom. a) true b) false 7) The two types of electricity are__________________. a) current and noncurrent b) current and static c) static and circular 8) Static electricity is caused by friction. a) true b) false 9) Current electricity is what powers our appliances and technology. a) true b) false 10) Which item is powered by electricity? a) apple b) pen c) cell phone

Electricity

autor
Ugradi

Tabela

Vizuelni stil

Postavke

Promeni šablon

Vrati automatski sačuvano: ?