7th Grade #9: Electricity and Magnetism

Voltage flows from

• higher to lower potential energy

• lower to higher potential energy

• higher to lower kinetic energy

• lower to higher kinetic energy

Tags

NGSS.MS-PS3-5

Does this represent attraction or repulsion?

• attraction
• repulstion

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Does this show attraction or repulsion? 

• attract
• repel

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Opposite charges/poles always

Same charges/poles always

Tags

NGSS.MS-PS2-3

Walking across a carpet is an example of charge being transferred by

• friction.

• induction.

• contact.

What method of static charging is shown in this picture

• Polarization
• Friction
• Induction
• Conduction

Tags

NGSS.MS-PS2-3

One example of static electricity is...

• rain
• thunder
• lightning

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

• Friction
• Conduction
• Induction
• Convection

A method used to charge an object without actually touching the object to any other charged object.

• Induction

• Conduction

• Friction

• Grounding

Tags

NGSS.MS-PS2-5