circuit

cuircuit

Multiple Choice

when you connect wires to battery the electrons flows from _____ to ________

• from - to +

• from + to -

• from - to -

Multiple Choice

Which type of electric source use the flow of hydrogen gas to generate electricity

• batteries

• Generators

• solar cells

• Fuel cells

Multiple Choice

the machine that transform mechanical energy to electrical energy

• batteries

• Generators

• solar cells

• Fuel cells

Multiple Choice

Which type of energy source is small and portable and contain chemicals

• batteries

• Generators

• solar cells

• Fuel cells

Multiple Choice

Which type of electric source change the sunlight into electric energy

• batteries

• Generators

• solar cells

• Fuel cells