Basic Electrical Concepts Quiz

What do appliances in the home run off?

• Water

• Electricity

• Gas

• Wind

What is a simple series electrical circuit constructed from?

• Cells, wires, bulbs, switches, and buzzers

• Water, pipes, taps, and valves

• Bricks, cement, and sand

• Paper, glue, and scissors

What does a circuit need to be in order for its components to work?

• A broken line

• A complete loop

• A zigzag pattern

• A straight line

What can open and close a circuit?

• A door

• A switch

• A window

• A button

What are metals considered in terms of electricity?

• Good insulators

• Good conductors

• Bad conductors

• Bad insulators

What is one way to identify if a material is a good electrical conductor?

• By its color

• By its weight

• By placing it in a circuit and seeing if the bulb lights up

• By its shape

What should you do to make a fair test in a scientific enquiry?

• Change all the variables

• Keep some variables the same

• Ignore the results

• Use only one material

What is important to do when making observations in a scientific experiment?

• Guess the results

• Take accurate measurements using standard units

• Use only your memory

• Change the experiment halfway

What should you use to record findings in a scientific experiment?

• Simple scientific language and drawings

• Only your imagination

• Random numbers

• Unrelated pictures

Why do certain materials allow electricity to pass through a circuit and light up a bulb?

• Because they are insulators

• Because they are conductors

• Because they are transparent

• Because they are magnetic