Science

It is a force between all charged objects.

• friction force

• electric force

• mechanical force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which among the following materials is an example of electric insulator?

• gold

• fabric

• iron

Which among the following materials is a conductor of electricity?

• metal

• plastic

• rubber

Two objects having opposite charges__________________each other.

• repel

• attract

• neautralize

Tags

NGSS.MS-PS2-3

Two like charges ______________ each other.

• attract

• repel

• neutralize

Tags

NGSS.MS-PS2-3

Look at the picture. What electrical symbol is it?

• electric wire

• light bulb

• cell battery

This is a parallel circuit diagram. How many light bulbs can you see?

• 4

• 3

• 2

What type of circuit is shown in the diagram?

• series circuit

• parallel circuit

• open circuit

The circled part of the simple electric circuit is called____________.

• electric wire

• electrical appliance

• energy source

Tags

NGSS.4-PS3-2

The circled part of the simple electric circuit is called________________.

• electric wire

• energy source

• electrical appliance

Tags

NGSS.4-PS3-2