Electricity

Front

If you rub a balloon on your hair, it will stick to a wall.

Which of these objects develops a negative charge because of this rubbing action?

Options:

wall

,

your hair

,

your hands

,

balloon

Back

balloon

Front

Why do the balloons push each other apart? Options: The balloons have magnetic charges, The balloons have no charges, The balloons have opposite charges, The balloons have the same charge.

Back

The balloons have the same charge

Front

Which object shows electrical energy being converted into mostly light energy? Options: fan, lamp, radio, toaster

Back

lamp

Front

Why is the bulb not lit in Tasha's model? Options: The wires are connected to the wrong battery terminals, The bulb is burned out, The switch is open, A wire is missing.

Back

The switch is open.

Front

In which setup would the bulb light?

Setup A

,

Setup B

,

Setup C

,

Setup D

Back

Setup D

Front

What does turning a switch on do?

Back

Close a circuit, allowing electricity to flow

Front

Adam made a circuit. His light bulb did not light up. Which of these could NOT be the cause? Options: open switch, dead battery, closed circuit, loose connection

Back

closed circuit

Front

What activity will NOT be part of Francisco's experiment to see what materials complete a circuit?

Back

gathering opinions

Front

Difference between conductors and insulators?

Back

A conductor allows electrical current to flow through it easily, while an insulator does not.

Front

What happens when Greg tests a good insulator in a circuit?

Back

No current flows through the circuit.