STEAM 4º ESO - TEST 1 - Electricity

The opposition to the flow of electrons is the...

• Voltage

• Resistance

• Current

• Intensity

The amount of electrons is the...

• Voltage

• Resistance

• Current

• Volts

What is a synonim of Intensity?

• Voltage

• Current

• Resistance

What is the variable that reflects the transfer of energy between two points?

• Voltage

• Resistance

• Current

• Intensity

The electrons flow from the positive pole to the negative

• TRUE

• FALSE

Which one is NOT correct?

• V = I x R

• R = I / V

• R = V / I

• I = V / R

The wood is a material...

• Conductor

• Semiconductor

• Insulator

Which one is NOT a significant factor to determine a component resistance

• Thinckness

• Section

• Length

• Location

• Material

Does it flow in the same direction the convencional current convention and the electrons?

• YES

• Depends on the circuit

• NO

Why does a light bulb light up?

• Because it is a resistor

• Because electricity heats a filament

• Because it emits energy in the form of light

• All are correct

• No one is correct