flowing naturally or supplied to building through pipes and taps. The act of moving your legs to move quickly. To cause an animal to move in a certain direction.

of no value. not at all. Number or value of zero. not anything.

Used to add new (often different) information.

loaded with too great burden or cargo. To cause someone or something to work too hard.

That is likely to happen or be true.

unwelcome or harmful matter. Questions to show understanding of a math concept.

place where road branches off from another. To change the direction of something, e.g. a car.

link or relationship. Some things that joins things together; being joined.

action of blocking or obstructing person or thing. To stop from going forward or making progress.

officially recognized as being trained to perform particular job. To add conditions to limit what you said.

To become too hot.

analyse and solve serious problems for company or other organization.

electromotive force or potential difference expressed in volts.

at fast speed.

Device that switches electricity on or off.