Vocabulary
a device that uses electricity to work
appliance
Mains electricity is made in a __________.
power station
We can make our bodies healthy by doing ______.
exercise
When we feel sick or don't feel well we have an _____.
illness
If a circuit is not _______, it will not work.
complete
at the end of a wire to connect an appliance to the power source
plug
Do not touch damaged _______.
wires
Only eat a little food that has lots of ______.
sugar
Very small living things that can make you ill.
germs
A ______ is a circle along which electricity flows.
circuit
a power source that must be accessed through a plug
mains
Water is a good ________ for electricity.
conductor
_______ is a material that helps make teeth and bones strong.
calcium
Young animals ______ as they grow older.
change
cell
used to turn electrical appliances on and off
switch
Never stick anything into an electric wall socket. It could give you an electric _______.
shock
A ______ is a sharp tooth for tearing and biting food.
canine
Animals that have hair or fur are called _______.
mammals
To join a cell with a power source.
connect
to keep someone or something safe
protect
Never play with ________, it can kill you.
electricity
An ingredient in toothpaste to make your teeth stronger.
fluoride
A way of showing results that uses squares or blocks instead of numbers.
block graph
Will this circuit work? Why or why not?
No. The circuit is not complete.