Electricity
The flow of an electric current through a material from a power source to an appliance.
What is electricity?
The three forms that materials can exist in: solid, liquid, and gas.
What are states of matter?
The process by which young are produced.
What is reproduction?
A movement backwards and forwards that creates sound.
What is a vibration?
The process of breaking down food so the body can use it.
What is digestion?
Devices such as washing machines and mobile phones that use electricity to work.
What are appliances?
Materials that spread out to fill their container and have no fixed shape.
What are gases?
Animals that have a backbone.
What are vertebrates?
The organ used for hearing.
What is the ear?
What is an omnivore?
A device that stores electrical energy as a chemical.
What is a battery?
Water in its gaseous form.
What is water vapour?
Another word for living things.
What are organisms?
Vibrations traveling from a sound source.
What is a sound wave?
The muscular tube that carries food from the mouth to the stomach.
What is the oesophagus?
This type of electricity comes through wires and plug sockets from power stations.
What is mains electricity?
The process of turning a gas into a liquid.
What is condensation?
Grouping plants and animals according to similarities.
What is classification?
The thin membrane in the ear that vibrates when sound waves reach it.
What is the eardrum?
The part of the digestive system where water is absorbed from waste food.
What is the large intestine?
A source of electricity that will not run out, such as solar or wind power.
What is renewable energy?
Rain, sleet, hail or snow falling from clouds.
What is precipitation?
The activities living things perform to stay alive.
What are life processes?
A measure of how high or low a sound is.
What is pitch?
The teeth used for biting and cutting food.
What is an incisor?