Motors, Buzzers and Switches

Some things here used motors, except ...

• Fan

• Washing Machine

• Door Bell

Radio and alarm used ... to make the sounds.

• motors

• buzzers

• switches

True or False, windmill needs buzzers.

• True

• False

Does mixer use buzzers or motors?

• Motors

• Buzzers

An object that uses electricity to make something move and spin round called....

• buzzer

• motor

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

The red wire from the buzzer must be connected to the positive side of the cell. Do you think the buzzer will work by this way?

• Yes

• No

Sella connects the red wire from the buzzer to the negative side of the cell. Do you think this way will make buzzer work?

• No

• Yes

Why does the right circuit have the light bulb on?

• Because the switch is closed

• Because the switch is opened

• Because it has the switch

Tags

NGSS.4-PS3-2

Why does the left circuit have no light bulb?

• Because the switch is closed

• Because the switch is opened

• Because it has switch

A device for making, breaking, or changing the connections in an electrical circuit called as.....

• circuit

• wires

• switch