UCEA: Year 10 Electricity

What is this symbol for?

• light bulb
• switch
• battery
• resistor

What is this symbol for?

• light bulb
• switch
• battery
• resistor

Unit for resistance

• Ampere
• Ohm
• Volt
• Watt

As the resistance of a circuit increases, the current will

• increase
• decrease
• stay the same

Voltage is measured in __.

• volts.
• watts.
• coulombs. 

Power is defined as the product of voltage times amperage. The equations is ___.

• P=I x V
• V+ P = I
• I x P = V

Tags

NGSS.HS-PS2-5

What is the formula for resistance?

• V x I = R
• R = V/I

Resistance is measured in ___. 

• watts. 
• amps.
• ohms.

What are the two factors that influence resistance?

• power and energy
• current and volts

Insulator is?

• material that current can pass through easily
• material that current cannot pass through easily
• magnet
• static electricity