Electricity and Circuits

Which particle in an atom has negative charge?

• proton

• neutron

• electron

• nucleon

Atoms are neutral because the numbers of which particles are the same?

• protons and neutrons

• protons and electrons

• neutrons and electrons

Which component is this the symbol for?

• Resistor

• Light dependent resistor

• Thermistor

• Variable resistor

Tags

NGSS.HS-PS2-5

What is this component?

• Light emitting diode

• Diode

• Open switch

• Closed switch

An electric current is a flow of (a)   ?

What is the name of a circuit which has more than one path the electrons can take?

• series

• parallel

• closed

• multi

What is the unit of current?

• amps

• volts

• ohms

• coulombs

Which equation is correct?

• I = Q x t

• Q = I / t

• Q = I x t

• I = t / Q

What are the units of charge?

• amps

• volts

• ohms

• coulombs

What are the units of potential difference?

• amps

• volts

• ohms

• coulombs