QUIZ electro and magnet

The Region where the charge feel the force is called...

• Magnetic Field
• Electric Field
• Gravitational Field
• Nuclear Field

Draw:

1. 1. Two (+) charge close one another

2. 2. (+) charge close to (-) charge

What does the arrow on an electric field line show?

• The direction of the electric field
• The magnitude of the electric field
• The source of the electric field
• The destination of the electric field

A positively charged rod is suspended so it can move freely. A negatively charge rod is brought close to it. What will happen to the positive rod?

• The positive rod will be repelled
• The positive rod will be attracted
• The positive rod will remain stationary
• The positive rod will lose its charge

A substance that allows the flow of electrons (electric current) is...

• Insulator
• Proton
• Neutron
• Conductor

Draw the magnetic field for:

1. 1. Same poles

2. 2. Different poles

An electromagnet made by passing a current trough a coil of wire is...

• Selenoid

• A device that produces heat
• A device that produces sound
• Electromagnet

The iron can be a magnet because it arrange the

Choose 2 material that can be a strong magnet

• Iron
• Alumunium

• Copper

• Neodymium

Name of the device to know the material is positive charge or negative charge is...

• Voltmeter
• Ammeter
• Electroscope
• Galvanometer