Pop Quiz

Type the difference between natural and artificial magnets. Add an example with your answer.

Which bulb will light up? A or B?

• A

• B

• None of the above

• Both will light up.

What is a filament?

• A filament is a tungsten material which lights up the bulb

• It is another name for terminal

• It is a kind of battery

• All of the above

What are/is the basic materials for a circuit.

• Wires

• Battery

• Bulb

• Switch

• All of the above

What are the components of air?

• Nitrogen

• Oxygen

• Carbon Dioxide

• Dust Particles

• All of the above

How much percentage of nitrogen is there in the atmosphere?

• 78%

• 78.1%

• 21%

• 2%

How much percentage of oxygen is present in the air?

• 20%

• 21%

• 20.9%

• 15%

• All of the above