Investigating thermistors

This is the symbol for a

• Light dependent resistor

• Thermistor

• Diode

• Fuse

Which statement about this device is true?

• Its resistance is dependent on the temperature of the surroundings

• Its resistance is dependent on light intensity

• It only allows current to flow through it in one direction

• The wire inside it gets hot and melts if too much current flows through it

Which statement about this device is true?

• Its resistance is dependent on the temperature of the surroundings

• Its resistance is dependent on light intensity

• It only allows current to flow through it in one direction

• The wire inside it gets hot and melts if too much current flows through it

This is the symbol for a

• Light dependent resistor

• Thermistor

• Diode

• Fuse

Which statement about this device is true?

• Its resistance increases as temperature increases

• Its resistance decreases as temperature increase

• Its resistance increases as light intensity increases

• Its resistance decreases as light intensity increases

What does the "therm" part of "thermistor" refer to?

• Light

• Sound

• Heat

• Electricity

What is the primary function of a thermistor in a circuit?

• To store energy

• To amplify signals

• To measure temperature changes

• To convert AC to DC

• cell

• battery

• bulb

• switch

• cell

• battery

• bulb

• switch

• cell

• battery

• bulb

• switch