ATL Quiz - 6 to 8

When all parts of the circuit are connected it is a --------- circuit.

• Open

• Closed

What happens to the bulb if the voltage of the power source is increased?

• Becomes brighter

• Becomes fainter

• Bulb turns off

• No effect

What happens to the buzzer if the polarity of the power source is reversed ?

• produces no sound

• produces louder sound

• produces fainter sound

• vibrates

Ions are charged particles which are formed when an atom

• gains electrons

• loses electrons

• gains or loses electrons

• shares electrons

When the measurement range is 0-20K, which of the following ranges can be used to get a

more accurate value?

• 0-2K

• 0-2000K

• 0-200K

• 0-2M

What is the difference between a conductor and an insulator?

• An insulator allows electricity to flow through it easily and a conductor does not
• A conductor allows electricity to flow through it easily and an insulator does not.
• An insulator is magnetic and a conductor is not
• A conductor is magnetic and an insulator is not

You know that the object connected to the wires is a conductor because:

• The light bulb is glowing bright.
• It's a complete circuit.
• It's a closed circuit.
• The object is shiny.

Olivia wanted to complete her circuit with a conductor.  What object is her best option?

• Wood stick
• Glass bead
• Aluminum foil
• Styrofoam

What do you call that symbol?

• resistance

• current

• microfarad

• ohm

What is a multimeter?

• a tool used to estimate distance current travels

• a tool used to find a correct locaton

• a tool used to measure electricity

• a tool used to measure electronics