Marine biologists study organisms that live in the oceans. With which two parts of the earth system is a marine biologist involved?

Which ancient kingdoms or empires have names similar to present-day countries in Southeast Asia?

Named after the country it was found in long ago, it was the biggest of its kind.

What three events drew the United states into foreign affairs in first half of 20th century

Narrow topographic depression on the seafloor

What is the world population

When were the chocolate hills discovered?

maria receives a cake order for charity event from a company. She uses 375g of flour, 250g of cocoa powder and 300g chocolate for a one kilogram cake. If the company orders a 7kg cake, what is the ratio of each of the ingredients that she needs?

How many states are north of the equator

Explain how the types of mountain landforms are related to one another.

Explain how natural actions such as weathering, erosion (wind, water and gravity), and soil formation affect Earth's surface.