A community of living things together with their enviroment is an

The terms 'tsunami' and 'tidal wave' mean the same thing and are interchangeable when discussing a seismic sea wave.

The sun is a source of

When faced with an economic choice what are the 2 factors that need to be considered give at least one

One of the most plentiful natural resources in the united states is its

Malaysia's to geographical regions are separated by what body of water

What is convectional rainfall?

Why has there been little progress negotiating agreements between riparian countries and those in need of water? No one wants to share limited resources. Countries do not want to negotiate with historic rivals.

What are the best places to go in Hamburg Germany?

Ancients noticed patterns in the motion of objects in the sky, which led to the development of units of time, like hours, days, weeks, months and years. Which of the following moves least in the sky regardless of the time period being considered?

Observations indicate that galaxies with more massive central black holes tend to also have