Sedimentary rocks form when layers of small particles are compressed. True or False

Explain why is the sky blue? When you got to space, the sky is black but if you look at sky from earth, it looks blue. Why is the sky blue and how does the color change over time?

How do ocean currents affect climates in Japan

What suffers when the population explodes

Which scientist have contributed to our knowledge of earth

The North Atlantic is a cold water ocean which is often A. Peaceful B. Stormy C. Restful D. Calm

As a result of a mountainous terrain, all of the following occurred except: A independent Greek city-states arose B large empires developed C trade and outdoor markets developed D outdoor civic life flourished

Why do cities form and how have they affected culture?

Why is india called the world's largest democracy

Africa's longest river is the

Terraces are used in agriculture to?