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• the blue, orange, and green bulbs only

• the blue, yellow, and purple bulbs only

• the purple bulb only

• all of the bulbs

• electrical energy changing to mechanical energy

• light energy changing to sound energy

• sound energy changing to mechanical energy

• electrical energy changing to light energy

Tags

NGSS.4-PS3-2

NGSS.4-PS3-4

What needs to be done to this circuit so that the lamp lights up?

• Close the switch

• Add a source and close the switch

• Add another lamp

• Add another lamp and a switch

1. Which switch or switches must be closed to make the lamps light?

• Only switch 1

• Only switch 1

• Switches 1 and 2

• Switches 1 , 2 and 3

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS3-5

If lamp 1 is unscrewed from its holder, what will happen to lamp 2?

• It will get brighter

• It will stay the same brightness

• It will go out

• Nothing will happen

A material that does NOT let electricity pass through it is called ...

• An electrical conductor

• An electrical insulator

• An electrical source

• An electric appliance

Which one will still function if one light bulb goes out?

• A-Series

• B-Parallel

• A-Parallel

• B-Series

_________ circuits allow the movement of electrical energy.

• A. open circuit

• B. closed circuit

• C. broken circuit

______ circuits prevent the movement of electrical energy.

• A. open circuit

• B. closed circuit

• C. broken circuit

Electrical energy cannot travel through materials known as __________ (rubber, plastic, wood)

• A. conductors

• B. insulators

• C. resistor