Class-7:Monthly Assessment Quiz: Science

• Physical Change

• Chemical Change

• Irreversible Change

• Reversible Change

• Chemical Change

• Irreversible Change

• Reversible Change

• Physical Change

• Physical Change

• Irreversible Change

• Reversible Change

• Chemical Change

• Physical Change

• Chemical Change

• Irreversible Change

• Reversible Change

• Chemical Change

• Reversible Change

• Physical Change

• Irreversible Change

Which type of circuit is this?

• Open Circuit

• Closed Circuit

How does the electricity flow from a battery?

• Positive to Negative

• Negative to Positive

• Left to Right

• Right to Left

Why does the bulb have an inert gas ?

• it will help to not glow.

• to explode

• it will help to glow.

• It will not react

Choose the Incorrect Statements.

• A switch is the source of electric current in a circuit.

• A switch helps to complete or break the circuit.

• A switch helps us to use electricity as per our requirement.

• When the switch is open, there is an air gap between its terminals.

The Filament Of An Electric Bulb Is Made Of A Thin Wire Of:

• Copper

• Aluminium

• Tungsten

• Nichrome