Electrical Conductors, Insulators and Friction Ways to charge

A material where electrical charges can move easily is a

• insulator

• conductor

• rubber

• nothing

Glass, rubber, wood and plastic are all examples of (a) ______ since electricity cannot pass through them

• insulators

• materials

• conductors

• Thermal Conductivity

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NGSS.MS-PS2-3

When an object gains electrons, what is its charge?

• Negative

• positive

• No Charge

• Neutral

When an object loses electros, what is its charge?

• No Cgarge

• Positive

• Negative

• Neutral

Transfer of electrons between two conductors due to two objects sliding against each other.

• Friction

• Induction

• conduction

• Polarization

Transfer of electrons between 2 surfaces with direct contact is (a)______

• Conduction

• induction

• polarization

• Friction

Select all that apply: How can you make an electric force STORNGER?

• Increase the amount of Charge

• Bring the charged objects Closer together

• Decrease the amount of charge

• Move the Charged objects further away

Tags

NGSS.MS-PS2-3

What is the difference between insulators and conductors?

• Insulators are used only for electricity and conductors are used only for heat

• Insulators allow electricity to flow easily and conductors do not.

• Conductors allow electricity to flow easily and insulators do not

• Conductors are used only for electricity and insulators are used only for heat

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

_________ is when objects do not touch but become charged.

• Induction

• Friction

• Conduction

Tags

NGSS.MS-PS2-5

Select all: Examples of good conductors

• Copper

• Glass

• Aluminium

• Rubber