A complete path through which electric current travels is called a(n):

• Complete

  circuit

• Magnetic

  circuit

• Electric

  circuit

The light bulb is lit and the electrons are flowing. This is an example of what type of circuit?

• Open

  circuit

• Closed

  circuit

The lightbulb is off and the electrons are not flowing.

This is an example of what type of circuit?

• Open

  circuit

• Closed

  circuit

If a magnet is cut in half, how many poles does each half have?

• One

• Two

• Three

• Four

The transfer of negatively charged particles between materials is called (a)   .

• static electricity

• mechanical energy

• radiant energy

• thermal energy

Tags

NGSS.MS-PS2-3

​ (a)   is the flow of an electric charge through a conductor

• Electrical Current

• Static Electricity

• Magnetism

• Conductors

Electric motors are devices that convert ​ (a)   energy into  ​ (b)   energy. ​

• electrical

• mechanical

• gravitational

• solar

An object wtih a positive charge and an object with a negative charge will ​ (a)   each other​

• Attract

• Repel

Tags

NGSS.MS-PS2-3

A(n) ​ (a)   has a negative charge. A(n) ​ (b)   has a positive charge, and a(n) ​ (c)   has a neutral charge.

• electron

• proton

• neutron

• AC

• DC

• conductor

• insulator

• current

• voltage

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Matching charges​ (a)   , but Opposite charges ​ (b)   .

• repel

• attract

Tags

NGSS.MS-PS2-3