Exercise - Grade 7 - Electricity

Current in a circuit is the movement of …………………

• Protons

• Electrons

• Neutrons

• Atom

Electrons have a .......... charge

• Positif

• Negative

• Netral

• No

electron particles are ………………… by the positive terminal of a battery

• attracted

• repelled

• pushed

• destroyed

Electrons are ………………… by the negative terminal of a battery

• Repelled

• Attracted

• Pushed

• Destroyed

What is function of this symbol?

• To measure the current

• To measure the voltage

• To measure the resistance

• It has no function at all

What type of this circuit?

• Parallel circuit

• Series circuit

• Mixed circuit

Which symbol that has function to stop the current when the circuit is open?

• 
• 
• 
• 

Which component below are not make this circuit...

• Cell

• Switch

• Buzzer

• Ammeter

What is unit of current?

• Voltage (V)

• Ampere (A)

• Ohm

Write down the current shown on ammeter!

• 3 A

• 5A

• 7A

• 10A