Electricity Review

What is a closed path for electrons to flow through?

• static electricity
• circuit
• amperes

Lightning is an example of _________.

• static electricity
• current electricity
• watts
• voltage

Tags

NGSS.HS-PS2-4

Electric current is measured in ______.

• Watts
• Volts
• Amperes

As the resistance in a circuit increases, the electric current __________.

• increases
• decreases
• stays the same

Which formulas represents Ohm's law?

• V=IR
• R=IV
• I=RV

What is the unit for resistance?

• Volts
• Amperes
• Ohms

How many volts are in a circuit with a battery that has a resistance of 10 Ohms and a current of 2 Amps? 

• .5 Volts
• 5 Volts
• 20 Volts

What type of circuit is pictured?

• series
• Parallel

What is the resistance, if the voltage is 9 V and the Current is 3 Amps?

• .33
• 27
• 6

• 3

What is the current if the resistance is 20 ohms, and the voltage 100 V?

• 20 Amps
• 5 Amps
• .2 Amps
• 2000 Amps