Review for Electricity and Magnetism Unit

Which two items are conductors of electricity?

• toothpick and spoon

• quarter and shoestring

• Plastic spoon and wire

• metal nail and copper wire

Which of the following is NOT a conductor

• Wire

• penny

• glass

• gold

Which material would be the safest to cover a wire?

• water

• silver

• aluminum

• rubber

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-1

Which of the following are insulators? Select all that apply.

• cotton

• wood

• plastic

• aluminum

Tags

NGSS.MS-PS3-3

What items do you need to make a light bulb glow? Select all that apply.

• dry cell (power source)

• wires

• light bulb

• open circuit

• closed ciruit

Tags

NGSS.MS-ETS1-2

What is an independent variable?

• The things that stay the same in an experiment

• How you measure in an experiment

• the item that changes in an experiment

• The steps to an experiment

What is a dependent variable?

• The variable you change in an experiment

• The things that stay the same

• What you expect to happen when you experiment

An open circuit -

• Can light a bulb

• can create static electricity

• prevents electricity from flowing

• can create thermal energy

A circuit that allows electricity to flow is -

• a circular circuit

• an open circuit

• a closed circuit

• an oval circuit

Which statement best describes whether wind is a renewable or non-renewable resource?

• it's renewable because it's found all over the world

• its non-renewable because once you use it, it's gone

• it's non-renewable because it only comes during storms

• it's renewable because it is constantly being created