According to the theory of evolution, birds' feathers evolved from.

a. reptile scales

b. gill slits.

c. fish fins.

d. gill arches.

How do the rocky mountains differ from the appalachian mountains

Fossil fuels contain kinetic energy stored millions of years ago.

The inverted pyramid refers to?

The majority of transform boundaries are found:

Which of the following is a likely explanation for why there is limestone near the summit of Mount Everest, the tallest mountain on Earth?

Most common form of government found in Africa today

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.