biological community of interacting organisms and their physical environment.

When one thing is replaced by another.

Able to be used at a scheduled time.

going from place to place. action of going from one place to another. To go to a place that is far away.

An act or instance of removing a newly purchased product from its packaging and examining its features, typically when filmed and shared on a social media site..

Having the properties of a magnet; able to attract.

characterized by constant change, activity, or progress. force stimulating change or progress.

arrange to receive something regularly by paying in advance.

outside. without it being case that. in absence of.

(Of tea or beer) darkest or thickest.

End result of a process.

piece of iron or other material which has its component atoms so ordered that material exhibits properties of magnetism. Metal object that attracts or repels other metals.

forming or viewed as unit apart or by itself. individual items of clothing suitable for wearing in different combinations. To divide two things by being in between them.

Yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium.