Electricity Power

a material that does not allow for heat and electricity to flow through it

• insulator

• conductor

• resistor

• wheel and axle

Tags

NGSS.HS-PS3-4

a circuit in which all parts are connected end to end to provide a single path of current

• parallel

• series

• electric

• magnetic

a complete, unbroken path through which electric charges can flow

• electric circuit

• static charge

• electric charge

• electromagnetism

a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil

• solenoid

• electromagnet

• magnet

• electric current

Tags

NGSS.HS-PS2-5

a coil of wire when an electric current in it

• electric circuit

• voltage

• solenoid

• wedge

Tags

NGSS.HS-PS2-5

a circuit that contains more than one path for current flow

• parallel

• series

• electric

• magnetic

An electrical kettle is rated 500W. What physical quantity does 500W represent?

• Power

• Current

• Resistance

• Voltage

What is the unit for power?

• seconds

• watts

• joules

What is the formula to calculate power?

• energy / time

• time / energy

Calculate the power of the electric bike.

• 250 W

• 500 W

• 750 W

• 900 W

Tags

NGSS.HS-PS3-3