According to the map the trade route between ancient Egypt and the Indus Valley was approximately

Four parts of earths surface are

A fire extinguisher containing compressed CO2 is used to put out a fire. In spite of being close to the flames, the firefighter notices a white layer of "frost" forming on the exterior of the fire extinguisher can.

What is physical water scarcity

Cecil Rhodes, the 19th Century British colonialist, created huge fortunes by controlling diamond exports from which region of the world?

Which way would an airplane deflect if flying from the north pole toward the equator?

Write the number 100,000 more than 123,045,067

How long would it take to circumnavigate the globe 1,273 times

List in order of relative size, from smallest to largest. Sun Jupiter Milky Way Universe Our Solar System

The four main systems of the Earth are

What is a famous part of the savanna in Kenya and Tanzania called?