What causes seasons to occur?

a) earths changing position in relation to the sun

b) changes in wind patterns

c) changes in the sun's radiation

d) none of the above

What is the name to the huge natural landmark marks the entrance to the Mediterranean Sea.

How do i use sea-floor spreading in a sentence?

Why is Africa north of the Sahara studied separately than Africa south of the Sahara?

When an earthquake occurs, S waves are the first seismic waves to arrive at a given location.

The first agricultural revolution occurred in the region of the Middle East known as the fertile crescent. This revolution marked the Era when humans moved from a hunter gatherer lifestyle to a more permanent one.

Which of the following statements about human impact on trees is true? A) Human activity always has a negative impact on trees. B) All human uses of trees require destruction of the trees.

What institutions are basic to all cultures?

In the U. S., cities with growing populations have expanded in land area since 1950, but northern cities that have shrinking populations have decreased in land surface area. True or false?

When did Pangea split?

Paano naiba ang mapa sa globo