Measuring Current, Voltage, and Resistance

How many Volts would it take to push 1 Amp through a resistance of 1 Ohm

• 10 volts

• 1 volt

• 48 volts

• 5 volts

The circuit shown contains a battery, a 6.0 Ω resistor and two meters X and Y.

One meter records current and one meter records potential difference.

• meter X : 2.0 A

  meter Y : 12.0 V

• meter X : 2.0 V

  meter Y : 1.0 A

• meter X : 12.0 A

  meter Y : 2.0 V

• meter X : 12.0 V

  meter Y : 2.0 A

What is the current in an electric circuit?

• The energy of the circuit

• The flow of electrons in the circuit

• The power of the circuit

Tags

NGSS.HS-PS2-5

Voltage is measured in __.

• volts.

• watts.

• coulombs. 

If a circuit has a voltage of 12V and a resistance of 4Ω, what is the current flowing through the circuit?

• 3A

• 48A

• 0.33A

• 8A

Based on the graph, which of the following would be true regarding the relationship of voltage and current?

• As voltage increases, current decreases.

• Voltage will not affect current.

• As voltage decreases, current increases.

• As voltage increases, current also increases.

What is the unit of electric current?

• Volt

• Ohm

• Ampere

• Watt

What is the unit of resistance?

• Ampere

• Ohm

• Volt

• Joule

The current going through the 45 ohm resistor is 

• 0.05 amps

• 0.2 amps

• 0.1 amps

• 5 amps

Which device is used to measure voltage in a circuit?

• Ammeter

• Voltmeter

• Ohmmeter

• Thermometer