Electric Friction

If a negatively charged rod touches a conductor, the conductor will be charged by what method? 

• Friction
• Conduction
• Induction
• Convection

The process of transferring charge between objects by touching or rubbing

• charging by induction
• static discharge
• charging by contact
• proton

An object becomes negatively charged by

• losing protons
• gaining electrons
• losing electrons
• gaining protons

Tags

NGSS.MS-PS2-5

An object becomes positively charged by

• losing protons
• gaining electrons
• losing electrons
• gaining protons

Charging by friction requires rubbing. Charging by contact requires ...

• rubbing
• touching
• no contact

Tags

NGSS.MS-PS2-3

What method of static charging is shown in this picture

• Polarization
• Friction
• Induction
• Conduction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If you rub a glass rod with a piece of silk, the rod becomes positively charged. This means that

• friction destroyed electrons in the rod.
• the silk has become negatively charged.
• protons have moved to the rod.
• glass attracts more protons.

Tags

NGSS.MS-PS2-5

A negatively charged rod is touched to the top of an electroscope

• A
• B
• C
• D

Tags

NGSS.MS-PS2-3

Charging by contact results in both objects having the same charge.

• True
• False

Charging by Friction results in two objects with the same charge.

• True
• False

Tags

NGSS.MS-PS2-3