Quiz 1 OCE 4008 Final Exam Study Guide

How much of the Earth's water is found in the ocean?

There were multiple sources of water that contributed to the ocean. How was the majority of the ocean's water formed?

What key characteristic marks the beginning stages of the collapse of a star?

What caused Earth to partially melt when being formed?

What was the main requirement for the development of life on Earth?

Why is biosynthesis unlikely to occur today as it did in Earth's youth?

A marine scientist is studying the amount of dissolved oxygen in a particular area. They are attempting to connect the data with the type of organisms found in that area. What kind of marine scientist might they be classified as?

The composition of the Milky Way does not include:

What process accounts for the layers found in Earth?

How old are fossils that indicate the first life forms on Earth?

____ is a critical aspect of science.

What had the most influence in irreversibly changing the Earth's atmosphere?

A(n) ____ is a test involving manipulations made on conditions of a particular observation.

A(n) ____ is an explanation that can be tested by additional observations or controlled experiments.

What process involves the clumping of small particles into larger masses?

High levels of _____ could indicate life on other planets.

What forms heavy elements such as gold, mercury, and uranium?

How long ago did the big bang catalyze the beginning of the universe?

The scientific method is characterized as:

Francis Bacon thought the continents were once joined together, even naming the single continent Pangaea and the surrounding ocean Panthalassa.