Tech Foundations

Name this electrical component

• Jump Wire

• Fixed Resistor

• Potentiometer

• Diode

Name this electrical component

• Capacitor
• Fixed Resistor
• Potentiometer
• Transistor

Name this electrical component

• Ceramic Disc Capacitor
• Fixed Resistor
• Potentiometer
• Electrolytic Capacitor

• resistor
• photo resistor
• variable resistor
• photo switch

What is the purpose of a resistor?

• control current flow
• allow current flow
• prevent current flow
• allow heat to build up

Electricity flows from __ charge to __ charge

• positive, neutral
• neutral, negative
• negative, positive
• positive, negative

If you compare electron flow to a water flowing through a hose the voltage is similar to what?

• the pressure of the water in the hose
• the amount of water flowing through the hose.
• the size of the nozzle
• You can't compare the two

• diode
• LED
• photo cell
• fuse

• battery
• series circuit
• parallel circuit
• fuse

Voltage is measured in:

• volts
• amps
• ohms
• watts